52439332887 has 24 divisors (see below), whose sum is σ = 76023108720. Its totient is φ = 34831722240.

The previous prime is 52439332877. The next prime is 52439332901. The reversal of 52439332887 is 78823393425.

52439332887 is a `hidden beast` number, since 524 + 3 + 9 + 3 + 32 + 8 + 87 = 666.

It is not a de Polignac number, because 52439332887 - 2⁶ = 52439332823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52439332877) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3412812 + ... + 3428142.

It is an arithmetic number, because the mean of its divisors is an integer number (3167629530).

Almost surely, 2^52439332887 is an apocalyptic number.

52439332887 is a deficient number, since it is larger than the sum of its proper divisors (23583775833).

52439332887 is a wasteful number, since it uses less digits than its factorization.

52439332887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16703 (or 16700 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The spelling of 52439332887 in words is "fifty-two billion, four hundred thirty-nine million, three hundred thirty-two thousand, eight hundred eighty-seven".