52538190620 has 24 divisors (see below), whose sum is σ = 111306578544. Its totient is φ = 20829299456.

The previous prime is 52538190619. The next prime is 52538190647. The reversal of 52538190620 is 2609183525.

It is a super-2 number, since 2×52538190620² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11621234 + ... + 11625753.

It is an arithmetic number, because the mean of its divisors is an integer number (4637774106).

Almost surely, 2^52538190620 is an apocalyptic number.

It is an amenable number.

52538190620 is an abundant number, since it is smaller than the sum of its proper divisors (58768387924).

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

52538190620 is a wasteful number, since it uses less digits than its factorization.

52538190620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23247109 (or 23247107 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 52538190620 in words is "fifty-two billion, five hundred thirty-eight million, one hundred ninety thousand, six hundred twenty".