10165601000520 has 320 divisors, whose sum is σ = 40308458572800. Its totient is φ = 2248612047360.

The previous prime is 10165601000479. The next prime is 10165601000549. The reversal of 10165601000520 is 2500010656101.

It is a happy number.

10165601000520 is a `hidden beast` number, since 1 + 0 + 1 + 6 + 5 + 601 + 0 + 0 + 0 + 52 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6526255 + ... + 7932414.

It is an arithmetic number, because the mean of its divisors is an integer number (125963933040).

Almost surely, 2^{10165601000520} is an apocalyptic number.

10165601000520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10165601000520 is an abundant number, since it is smaller than the sum of its proper divisors (30142857572280).

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

10165601000520 is a wasteful number, since it uses less digits than its factorization.

10165601000520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14458730 (or 14458717 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 10165601000520 its reverse (2500010656101), we get a palindrome (12665611656621).

The spelling of 10165601000520 in words is "ten trillion, one hundred sixty-five billion, six hundred one million, five hundred twenty", and thus it is an aban number.