15012842552 has 32 divisors (see below), whose sum is σ = 29637091200. Its totient is φ = 7109791200.

The previous prime is 15012842549. The next prime is 15012842569. The reversal of 15012842552 is 25524821051.

It is a super-2 number, since 2×15012842552² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 991277 + ... + 1006307.

It is an arithmetic number, because the mean of its divisors is an integer number (926159100).

Almost surely, 2^15012842552 is an apocalyptic number.

It is an amenable number.

15012842552 is a deficient number, since it is larger than the sum of its proper divisors (14624248648).

15012842552 is a wasteful number, since it uses less digits than its factorization.

15012842552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21627 (or 21623 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 35.

The spelling of 15012842552 in words is "fifteen billion, twelve million, eight hundred forty-two thousand, five hundred fifty-two".