52404635616 has 192 divisors, whose sum is σ = 141514345728. Its totient is φ = 16976314368.

The previous prime is 52404635603. The next prime is 52404635639. The reversal of 52404635616 is 61653640425.

52404635616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203908960 + ... + 203909216.

It is an arithmetic number, because the mean of its divisors is an integer number (737053884).

Almost surely, 2^52404635616 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 52404635616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70757172864).

52404635616 is an abundant number, since it is smaller than the sum of its proper divisors (89109710112).

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

52404635616 is a wasteful number, since it uses less digits than its factorization.

52404635616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 52404635616 in words is "fifty-two billion, four hundred four million, six hundred thirty-five thousand, six hundred sixteen".