15442585116 has 48 divisors (see below), whose sum is σ = 41201336064. Its totient is φ = 4409905536.

The previous prime is 15442585087. The next prime is 15442585157. The reversal of 15442585116 is 61158524451.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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, 121291 + ... + 213533.

It is an arithmetic number, because the mean of its divisors is an integer number (858361168).

Almost surely, 2^15442585116 is an apocalyptic number.

It is an amenable number.

15442585116 is an abundant number, since it is smaller than the sum of its proper divisors (25758750948).

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

15442585116 is a wasteful number, since it uses less digits than its factorization.

15442585116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94250 (or 94248 counting only the distinct ones).

The product of its digits is 192000, while the sum is 42.

The spelling of 15442585116 in words is "fifteen billion, four hundred forty-two million, five hundred eighty-five thousand, one hundred sixteen".