15552004252 has 6 divisors (see below), whose sum is σ = 27216007448. Its totient is φ = 7776002124.

The previous prime is 15552004211. The next prime is 15552004283. The reversal of 15552004252 is 25240025551.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1944000528 + ... + 1944000535.

Almost surely, 2^15552004252 is an apocalyptic number.

It is an amenable number.

15552004252 is a deficient number, since it is larger than the sum of its proper divisors (11664003196).

15552004252 is a wasteful number, since it uses less digits than its factorization.

15552004252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3888001067 (or 3888001065 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The spelling of 15552004252 in words is "fifteen billion, five hundred fifty-two million, four thousand, two hundred fifty-two".