11157906516 has 12 divisors (see below), whose sum is σ = 26035115232. Its totient is φ = 3719302168.

The previous prime is 11157906479. The next prime is 11157906581. The reversal of 11157906516 is 61560975111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464912760 + ... + 464912783.

It is an arithmetic number, because the mean of its divisors is an integer number (2169592936).

Almost surely, 2^11157906516 is an apocalyptic number.

It is an amenable number.

11157906516 is an abundant number, since it is smaller than the sum of its proper divisors (14877208716).

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

11157906516 is a wasteful number, since it uses less digits than its factorization.

11157906516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929825550 (or 929825548 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 42.

The spelling of 11157906516 in words is "eleven billion, one hundred fifty-seven million, nine hundred six thousand, five hundred sixteen".