52364991216 has 80 divisors (see below), whose sum is σ = 137664403200. Its totient is φ = 17147257344.

The previous prime is 52364991209. The next prime is 52364991257. The reversal of 52364991216 is 61219946325.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 4687045 + ... + 4698203.

It is an arithmetic number, because the mean of its divisors is an integer number (1720805040).

Almost surely, 2^52364991216 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 52364991216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68832201600).

52364991216 is an abundant number, since it is smaller than the sum of its proper divisors (85299411984).

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

52364991216 is a wasteful number, since it uses less digits than its factorization.

52364991216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12886 (or 12880 counting only the distinct ones).

The product of its digits is 699840, while the sum is 48.

The spelling of 52364991216 in words is "fifty-two billion, three hundred sixty-four million, nine hundred ninety-one thousand, two hundred sixteen".