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468705474080 = 2551713729181
BaseRepresentation
bin1101101001000010000…
…01011111011000100000
31122210210220001002010222
412310201001133120200
530134402100132310
6555153104542212
745601646536424
oct6644101373040
91583726032128
10468705474080
11170860025a38
1276a08621968
133527781650c
1418984cc0b84
15c2d354b055
hex6d2105f620

468705474080 has 144 divisors (see below), whose sum is σ = 1181202119496. Its totient is φ = 175146762240.

The previous prime is 468705474077. The next prime is 468705474103. The reversal of 468705474080 is 80474507864.

It can be written as a sum of positive squares in 12 ways, for example, as 163387340944 + 305318133136 = 404212^2 + 552556^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51047090 + ... + 51056270.

Almost surely, 2468705474080 is an apocalyptic number.

468705474080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 468705474080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (590601059748).

468705474080 is an abundant number, since it is smaller than the sum of its proper divisors (712496645416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

468705474080 is a wasteful number, since it uses less digits than its factorization.

468705474080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9487 (or 9342 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 53.

The spelling of 468705474080 in words is "four hundred sixty-eight billion, seven hundred five million, four hundred seventy-four thousand, eighty".

Divisors: 1 2 4 5 8 10 16 17 20 32 34 40 68 80 85 136 137 160 170 272 274 340 544 548 680 685 1096 1360 1370 2192 2329 2720 2740 4384 4658 5480 9181 9316 10960 11645 18362 18632 18769 21920 23290 36724 37264 37538 45905 46580 73448 74528 75076 91810 93160 93845 146896 150152 156077 183620 186320 187690 293792 300304 312154 319073 367240 372640 375380 600608 624308 638146 734480 750760 780385 1248616 1257797 1276292 1468960 1501520 1560770 1595365 2497232 2515594 2552584 3003040 3121540 3190730 4994464 5031188 5105168 6243080 6288985 6381460 10062376 10210336 12486160 12577970 12762920 20124752 21382549 24972320 25155940 25525840 40249504 42765098 50311880 51051680 85530196 100623760 106912745 171060392 172318189 201247520 213825490 342120784 344636378 427650980 684241568 689272756 855301960 861590945 1378545512 1710603920 1723181890 2757091024 2929409213 3421207840 3446363780 5514182048 5858818426 6892727560 11717636852 13785455120 14647046065 23435273704 27570910240 29294092130 46870547408 58588184260 93741094816 117176368520 234352737040 468705474080