52530733400 has 96 divisors (see below), whose sum is σ = 129427653600. Its totient is φ = 19792819200.

The previous prime is 52530733391. The next prime is 52530733433. The reversal of 52530733400 is 433703525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127349 + ... + 348251.

It is an arithmetic number, because the mean of its divisors is an integer number (1348204725).

Almost surely, 2^52530733400 is an apocalyptic number.

52530733400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52530733400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64713826800).

52530733400 is an abundant number, since it is smaller than the sum of its proper divisors (76896920200).

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

52530733400 is a wasteful number, since it uses less digits than its factorization.

52530733400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220989 (or 220980 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 32.

The spelling of 52530733400 in words is "fifty-two billion, five hundred thirty million, seven hundred thirty-three thousand, four hundred".