52553972032 has 56 divisors (see below), whose sum is σ = 110127084800. Its totient is φ = 24814273536.

The previous prime is 52553971997. The next prime is 52553972039. The reversal of 52553972032 is 23027935525.

52553972032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 52553972032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52553972039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311569 + ... + 449647.

Almost surely, 2^52553972032 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 52553972032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55063542400).

52553972032 is an abundant number, since it is smaller than the sum of its proper divisors (57573112768).

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

52553972032 is a wasteful number, since it uses less digits than its factorization.

52553972032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138423 (or 138413 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 43.

The spelling of 52553972032 in words is "fifty-two billion, five hundred fifty-three million, nine hundred seventy-two thousand, thirty-two".