11507691116 has 24 divisors (see below), whose sum is σ = 20271659520. Its totient is φ = 5715822672.

The previous prime is 11507691073. The next prime is 11507691233. The reversal of 11507691116 is 61119670511.

It is a self number, because there is not a number n which added to its sum of digits gives 11507691116.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2657345 + ... + 2661671.

It is an arithmetic number, because the mean of its divisors is an integer number (844652480).

Almost surely, 2^11507691116 is an apocalyptic number.

It is an amenable number.

11507691116 is a deficient number, since it is larger than the sum of its proper divisors (8763968404).

11507691116 is a wasteful number, since it uses less digits than its factorization.

11507691116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8573 (or 8571 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 38.

The spelling of 11507691116 in words is "eleven billion, five hundred seven million, six hundred ninety-one thousand, one hundred sixteen".