15442314252 has 36 divisors (see below), whose sum is σ = 36407626920. Its totient is φ = 5094334464.

The previous prime is 15442314247. The next prime is 15442314269. The reversal of 15442314252 is 25241324451.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44524 + ... + 181292.

It is an arithmetic number, because the mean of its divisors is an integer number (1011322970).

Almost surely, 2^15442314252 is an apocalyptic number.

15442314252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15442314252 is an abundant number, since it is smaller than the sum of its proper divisors (20965312668).

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

15442314252 is a wasteful number, since it uses less digits than its factorization.

15442314252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136970 (or 136871 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

The spelling of 15442314252 in words is "fifteen billion, four hundred forty-two million, three hundred fourteen thousand, two hundred fifty-two".