52878845992 has 32 divisors (see below), whose sum is σ = 113458492800. Its totient is φ = 22633026624.

The previous prime is 52878845989. The next prime is 52878846017. The reversal of 52878845992 is 29954887825.

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, 567492 + ... + 654067.

It is an arithmetic number, because the mean of its divisors is an integer number (3545577900).

Almost surely, 2^52878845992 is an apocalyptic number.

It is an amenable number.

52878845992 is an abundant number, since it is smaller than the sum of its proper divisors (60579646808).

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

52878845992 is a wasteful number, since it uses less digits than its factorization.

52878845992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222345 (or 1222341 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 67.

The spelling of 52878845992 in words is "fifty-two billion, eight hundred seventy-eight million, eight hundred forty-five thousand, nine hundred ninety-two".