52555828992 has 72 divisors (see below), whose sum is σ = 139996993920. Its totient is φ = 17503349760.

The previous prime is 52555828937. The next prime is 52555829009. The reversal of 52555828992 is 29982855525.

It is a super-2 number, since 2×52555828992² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 870109 + ... + 928547.

Almost surely, 2^52555828992 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 52555828992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69998496960).

52555828992 is an abundant number, since it is smaller than the sum of its proper divisors (87441164928).

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

52555828992 is a wasteful number, since it uses less digits than its factorization.

52555828992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59629 (or 59615 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 60.

The spelling of 52555828992 in words is "fifty-two billion, five hundred fifty-five million, eight hundred twenty-eight thousand, nine hundred ninety-two".