15316242056 has 16 divisors (see below), whose sum is σ = 29494115340. Its totient is φ = 7451144640.

The previous prime is 15316242001. The next prime is 15316242103. The reversal of 15316242056 is 65024261351.

It can be written as a sum of positive squares in 2 ways, for example, as 10578122500 + 4738119556 = 102850^2 + 68834^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25871735 + ... + 25872326.

Almost surely, 2^15316242056 is an apocalyptic number.

It is an amenable number.

15316242056 is a deficient number, since it is larger than the sum of its proper divisors (14177873284).

15316242056 is a wasteful number, since it uses less digits than its factorization.

15316242056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51744104 (or 51744100 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 15316242056 in words is "fifteen billion, three hundred sixteen million, two hundred forty-two thousand, fifty-six".