10657255215 has 32 divisors (see below), whose sum is σ = 17155584000. Its totient is φ = 5649315840.

The previous prime is 10657255207. The next prime is 10657255243. The reversal of 10657255215 is 51255275601.

It is not a de Polignac number, because 10657255215 - 2³ = 10657255207 is a prime.

It is a super-2 number, since 2×10657255215² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 1822266 + ... + 1828104.

It is an arithmetic number, because the mean of its divisors is an integer number (536112000).

Almost surely, 2^10657255215 is an apocalyptic number.

10657255215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10657255215 is a deficient number, since it is larger than the sum of its proper divisors (6498328785).

10657255215 is a wasteful number, since it uses less digits than its factorization.

10657255215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6567.

The product of its (nonzero) digits is 105000, while the sum is 39.

The spelling of 10657255215 in words is "ten billion, six hundred fifty-seven million, two hundred fifty-five thousand, two hundred fifteen".