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164635450005753 = 322961101272937517
BaseRepresentation
bin100101011011110000101101…
…100000111101100011111001
3210120220222212120200200110100
4211123300231200331203321
5133034341400200141003
61342052252010110013
746451342633210436
oct4533605540754371
9716828776620410
10164635450005753
1148504558544461
121656b55311b309
1370b309697050c
142c92580cd8b8d
15140782c4baba3
hex95bc2d83d8f9

164635450005753 has 96 divisors (see below), whose sum is σ = 252614801930400. Its totient is φ = 103162397184000.

The previous prime is 164635450005751. The next prime is 164635450005779. The reversal of 164635450005753 is 357500054536461.

164635450005753 is a `hidden beast` number, since 1 + 6 + 4 + 6 + 35 + 4 + 500 + 0 + 57 + 53 = 666.

It can be written as a sum of positive squares in 16 ways, for example, as 1389163962384 + 163246286043369 = 1178628^2 + 12776787^2 .

It is not a de Polignac number, because 164635450005753 - 21 = 164635450005751 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 164635450005753.

It is not an unprimeable number, because it can be changed into a prime (164635450005751) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4388270551 + ... + 4388308067.

It is an arithmetic number, because the mean of its divisors is an integer number (2631404186775).

Almost surely, 2164635450005753 is an apocalyptic number.

It is an amenable number.

164635450005753 is a deficient number, since it is larger than the sum of its proper divisors (87979351924647).

164635450005753 is a wasteful number, since it uses less digits than its factorization.

164635450005753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40443 (or 40440 counting only the distinct ones).

The product of its (nonzero) digits is 22680000, while the sum is 54.

The spelling of 164635450005753 in words is "one hundred sixty-four trillion, six hundred thirty-five billion, four hundred fifty million, five thousand, seven hundred fifty-three".

Divisors: 1 3 9 29 61 87 101 183 261 303 549 909 1769 2729 2929 5307 6161 8187 8787 15921 18483 24561 26361 37517 55449 79141 112551 166469 178669 237423 275629 337653 499407 536007 712269 826887 1087993 1498221 1608021 2288537 2480661 3263979 3789217 4827601 6865611 7993241 9791937 11367651 14482803 16813369 20596833 23979723 34102953 43448409 50440107 66367573 71939169 102383893 109887293 151320321 199102719 231142237 307151679 329661879 487587701 597308157 693426711 921455037 988985637 1462763103 2080280133 2969132897 4388289309 6245417473 6703124873 8907398691 10340773193 18736252419 20109374619 26722196073 31022319579 56208757257 60328123857 93066958737 181117106717 299882422597 543351320151 630787164773 899647267791 1630053960453 1892361494319 2698941803373 5677084482957 18292827778417 54878483335251 164635450005753