52563317212 has 96 divisors (see below), whose sum is σ = 112651862400. Its totient is φ = 20947673088.

The previous prime is 52563317189. The next prime is 52563317267. The reversal of 52563317212 is 21271336525.

It is a happy number.

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, 21219318 + ... + 21221794.

It is an arithmetic number, because the mean of its divisors is an integer number (1173456900).

Almost surely, 2^52563317212 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 52563317212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56325931200).

52563317212 is an abundant number, since it is smaller than the sum of its proper divisors (60088545188).

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

52563317212 is a wasteful number, since it uses less digits than its factorization.

52563317212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3023 (or 3021 counting only the distinct ones).

The product of its digits is 75600, while the sum is 37.

The spelling of 52563317212 in words is "fifty-two billion, five hundred sixty-three million, three hundred seventeen thousand, two hundred twelve".