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252365140612 = 22132937411071031
BaseRepresentation
bin1110101100001000100…
…0100111001010000100
3220010101202112110002201
43223002020213022010
513113320433444422
6311533540444244
724142562205304
oct3530210471204
9803352473081
10252365140612
11980335a7412
1240ab06a9684
131aa4b090a90
14c300999604
1568707a6727
hex3ac2227284

252365140612 has 192 divisors, whose sum is σ = 522978301440. Its totient is φ = 105651302400.

The previous prime is 252365140513. The next prime is 252365140627. The reversal of 252365140612 is 216041563252.

It is a super-2 number, since 2×2523651406122 (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 244776537 + ... + 244777567.

It is an arithmetic number, because the mean of its divisors is an integer number (2723845320).

Almost surely, 2252365140612 is an apocalyptic number.

It is an amenable number.

252365140612 is an abundant number, since it is smaller than the sum of its proper divisors (270613160828).

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

252365140612 is a wasteful number, since it uses less digits than its factorization.

252365140612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262 (or 1260 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 252365140612 in words is "two hundred fifty-two billion, three hundred sixty-five million, one hundred forty thousand, six hundred twelve".