52113598812 has 288 divisors, whose sum is σ = 154144134144. Its totient is φ = 14689382400.

The previous prime is 52113598777. The next prime is 52113598813. The reversal of 52113598812 is 21889531125.

52113598812 is a `hidden beast` number, since 5 + 211 + 359 + 8 + 81 + 2 = 666.

It is a super-2 number, since 2×52113598812² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52113598813) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 53891553 + ... + 53892519.

It is an arithmetic number, because the mean of its divisors is an integer number (535222688).

Almost surely, 2^52113598812 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 52113598812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77072067072).

52113598812 is an abundant number, since it is smaller than the sum of its proper divisors (102030535332).

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

52113598812 is a wasteful number, since it uses less digits than its factorization.

52113598812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169 (or 1164 counting only the distinct ones).

The product of its digits is 172800, while the sum is 45.

The spelling of 52113598812 in words is "fifty-two billion, one hundred thirteen million, five hundred ninety-eight thousand, eight hundred twelve".