15245605552 has 20 divisors (see below), whose sum is σ = 29540883816. Its totient is φ = 7622151680.

The previous prime is 15245605549. The next prime is 15245605561. The reversal of 15245605552 is 25550654251.

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, 193227 + ... + 260437.

Almost surely, 2^15245605552 is an apocalyptic number.

It is an amenable number.

15245605552 is a deficient number, since it is larger than the sum of its proper divisors (14295278264).

15245605552 is a wasteful number, since it uses less digits than its factorization.

15245605552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81396 (or 81390 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 40.

The spelling of 15245605552 in words is "fifteen billion, two hundred forty-five million, six hundred five thousand, five hundred fifty-two".