52557205772 has 24 divisors (see below), whose sum is σ = 92398972512. Its totient is φ = 26157600000.

The previous prime is 52557205759. The next prime is 52557205817. The reversal of 52557205772 is 27750275525.

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, 2324522 + ... + 2347022.

It is an arithmetic number, because the mean of its divisors is an integer number (3849957188).

Almost surely, 2^52557205772 is an apocalyptic number.

It is an amenable number.

52557205772 is a deficient number, since it is larger than the sum of its proper divisors (39841766740).

52557205772 is a wasteful number, since it uses less digits than its factorization.

52557205772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25169 (or 25167 counting only the distinct ones).

The product of its (nonzero) digits is 1715000, while the sum is 47.

The spelling of 52557205772 in words is "fifty-two billion, five hundred fifty-seven million, two hundred five thousand, seven hundred seventy-two".