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1468814681180 = 2257211136253681
BaseRepresentation
bin10101010111111100001…
…011010110010001011100
312012102021012221210121102
4111113330023112101130
5143031113024244210
63042433020052232
7211055411535500
oct25277413262134
95172235853542
101468814681180
11516a14660830
121b87bb094078
13a867c5ca532
145113ba34300
1528319684ea5
hex155fc2d645c

1468814681180 has 72 divisors (see below), whose sum is σ = 3914295776496. Its totient is φ = 457812364800.

The previous prime is 1468814681143. The next prime is 1468814681209. The reversal of 1468814681180 is 811864188641.

It is a congruent number.

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, 68116061 + ... + 68137620.

It is an arithmetic number, because the mean of its divisors is an integer number (54365219118).

Almost surely, 21468814681180 is an apocalyptic number.

1468814681180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1468814681180 is an abundant number, since it is smaller than the sum of its proper divisors (2445481095316).

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

1468814681180 is a wasteful number, since it uses less digits than its factorization.

1468814681180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136253715 (or 136253706 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 56.

The spelling of 1468814681180 in words is "one trillion, four hundred sixty-eight billion, eight hundred fourteen million, six hundred eighty-one thousand, one hundred eighty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 49 55 70 77 98 110 140 154 196 220 245 308 385 490 539 770 980 1078 1540 2156 2695 5390 10780 136253681 272507362 545014724 681268405 953775767 1362536810 1498790491 1907551534 2725073620 2997580982 3815103068 4768878835 5995161964 6676430369 7493952455 9537757670 10491533437 13352860738 14987904910 19075515340 20983066874 26705721476 29975809820 33382151845 41966133748 52457667185 66764303690 73440734059 104915334370 133528607380 146881468118 209830668740 293762936236 367203670295 734407340590 1468814681180