52664999320 has 64 divisors (see below), whose sum is σ = 122221962720. Its totient is φ = 20408546304.

The previous prime is 52664999269. The next prime is 52664999341. The reversal of 52664999320 is 2399946625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268479 + ... + 421201.

Almost surely, 2^52664999320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52664999320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61110981360).

52664999320 is an abundant number, since it is smaller than the sum of its proper divisors (69556963400).

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

52664999320 is a wasteful number, since it uses less digits than its factorization.

52664999320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153004 (or 153000 counting only the distinct ones).

The product of its (nonzero) digits is 6298560, while the sum is 55.

The spelling of 52664999320 in words is "fifty-two billion, six hundred sixty-four million, nine hundred ninety-nine thousand, three hundred twenty".