10515155166120 has 128 divisors (see below), whose sum is σ = 34414093434240. Its totient is φ = 2549064944640.

The previous prime is 10515155166083. The next prime is 10515155166143. The reversal of 10515155166120 is 2166155151501.

It is a super-2 number, since 2×10515155166120² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73474954 + ... + 73617926.

It is an arithmetic number, because the mean of its divisors is an integer number (268860104955).

Almost surely, 2^{10515155166120} is an apocalyptic number.

10515155166120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10515155166120 is an abundant number, since it is smaller than the sum of its proper divisors (23898938268120).

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

10515155166120 is a wasteful number, since it uses less digits than its factorization.

10515155166120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198715 (or 198711 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 39.

The spelling of 10515155166120 in words is "ten trillion, five hundred fifteen billion, one hundred fifty-five million, one hundred sixty-six thousand, one hundred twenty".