52921631992 has 96 divisors (see below), whose sum is σ = 109026615600. Its totient is φ = 23995535360.

The previous prime is 52921631981. The next prime is 52921632011. The reversal of 52921631992 is 29913612925.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18973734 + ... + 18976522.

Almost surely, 2^52921631992 is an apocalyptic number.

It is an amenable number.

52921631992 is an abundant number, since it is smaller than the sum of its proper divisors (56104983608).

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

52921631992 is a wasteful number, since it uses less digits than its factorization.

52921631992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977 (or 2932 counting only the distinct ones).

The product of its digits is 524880, while the sum is 49.

The spelling of 52921631992 in words is "fifty-two billion, nine hundred twenty-one million, six hundred thirty-one thousand, nine hundred ninety-two".