11513658952 has 64 divisors (see below), whose sum is σ = 23322928320. Its totient is φ = 5308858368.

The previous prime is 11513658929. The next prime is 11513658979. The reversal of 11513658952 is 25985631511.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1755343 + ... + 1761889.

It is an arithmetic number, because the mean of its divisors is an integer number (364420755).

Almost surely, 2^11513658952 is an apocalyptic number.

It is an amenable number.

11513658952 is an abundant number, since it is smaller than the sum of its proper divisors (11809269368).

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

11513658952 is a wasteful number, since it uses less digits than its factorization.

11513658952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6830 (or 6826 counting only the distinct ones).

The product of its digits is 324000, while the sum is 46.

The spelling of 11513658952 in words is "eleven billion, five hundred thirteen million, six hundred fifty-eight thousand, nine hundred fifty-two".