13506157964 has 24 divisors (see below), whose sum is σ = 25464327840. Its totient is φ = 6231060864.

The previous prime is 13506157937. The next prime is 13506157981. The reversal of 13506157964 is 46975160531.

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, 78272 + ... + 182040.

It is an arithmetic number, because the mean of its divisors is an integer number (1061013660).

Almost surely, 2^13506157964 is an apocalyptic number.

It is an amenable number.

13506157964 is a deficient number, since it is larger than the sum of its proper divisors (11958169876).

13506157964 is a wasteful number, since it uses less digits than its factorization.

13506157964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106289 (or 106287 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 13506157964 in words is "thirteen billion, five hundred six million, one hundred fifty-seven thousand, nine hundred sixty-four".