52700806512 has 120 divisors (see below), whose sum is σ = 148715221200. Its totient is φ = 17421281280.

The previous prime is 52700806469. The next prime is 52700806513. The reversal of 52700806512 is 21560800725.

It is a happy number.

52700806512 is a `hidden beast` number, since 527 + 0 + 0 + 80 + 6 + 51 + 2 = 666.

52700806512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×52700806512² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52700806513) 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, 16884312 + ... + 16887432.

It is an arithmetic number, because the mean of its divisors is an integer number (1239293510).

Almost surely, 2^52700806512 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 52700806512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74357610600).

52700806512 is an abundant number, since it is smaller than the sum of its proper divisors (96014414688).

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

52700806512 is a wasteful number, since it uses less digits than its factorization.

52700806512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4071 (or 4062 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The spelling of 52700806512 in words is "fifty-two billion, seven hundred million, eight hundred six thousand, five hundred twelve".