10518518516 has 96 divisors (see below), whose sum is σ = 21385728000. Its totient is φ = 4479995520.

The previous prime is 10518518501. The next prime is 10518518551. The reversal of 10518518516 is 61581581501.

It is a super-2 number, since 2×10518518516² (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, 11911811 + ... + 11912693.

It is an arithmetic number, because the mean of its divisors is an integer number (222768000).

Almost surely, 2^10518518516 is an apocalyptic number.

It is an amenable number.

10518518516 is an abundant number, since it is smaller than the sum of its proper divisors (10867209484).

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

10518518516 is a wasteful number, since it uses less digits than its factorization.

10518518516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 41.

The spelling of 10518518516 in words is "ten billion, five hundred eighteen million, five hundred eighteen thousand, five hundred sixteen".