52993881616 has 135 divisors (see below), whose sum is σ = 117846720999. Its totient is φ = 23071965696.

The previous prime is 52993881599. The next prime is 52993881671. The reversal of 52993881616 is 61618839925.

The square root of 52993881616 is 230204.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 22438841616 + 30555040000 = 149796^2 + 174800^2 .

It is a Duffinian 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 26 ways as a sum of consecutive naturals, for example, 227441436 + ... + 227441668.

Almost surely, 2^52993881616 is an apocalyptic number.

52993881616 is the 230204-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52993881616

52993881616 is an abundant number, since it is smaller than the sum of its proper divisors (64852839383).

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

52993881616 is a wasteful number, since it uses less digits than its factorization.

52993881616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538 (or 267 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 58.

The spelling of 52993881616 in words is "fifty-two billion, nine hundred ninety-three million, eight hundred eighty-one thousand, six hundred sixteen".