15475225572 has 72 divisors (see below), whose sum is σ = 41070993600. Its totient is φ = 4906173888.

The previous prime is 15475225553. The next prime is 15475225589. The reversal of 15475225572 is 27552257451.

15475225572 is a `hidden beast` number, since 1 + 5 + 4 + 7 + 52 + 25 + 572 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40672 + ... + 180567.

Almost surely, 2^15475225572 is an apocalyptic number.

15475225572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15475225572 is an abundant number, since it is smaller than the sum of its proper divisors (25595768028).

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

15475225572 is a wasteful number, since it uses less digits than its factorization.

15475225572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221345 (or 221340 counting only the distinct ones).

The product of its digits is 980000, while the sum is 45.

The spelling of 15475225572 in words is "fifteen billion, four hundred seventy-five million, two hundred twenty-five thousand, five hundred seventy-two".