52596376921 has 9 divisors (see below), whose sum is σ = 57815319583. Its totient is φ = 47812594720.

The previous prime is 52596376883. The next prime is 52596376933. The reversal of 52596376921 is 12967369525.

The square root of 52596376921 is 229339.

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

It can be written as a sum of positive squares in only one way, i.e., 48637450521 + 3958926400 = 220539^2 + 62920^2 .

It is a de Polignac number, because none of the positive numbers 2^k-52596376921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52596376981) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2512305 + ... + 2533153.

Almost surely, 2^52596376921 is an apocalyptic number.

52596376921 is the 229339-th square number.

52596376921 is the 114670-th centered octagonal number.

It is an amenable number.

52596376921 is a deficient number, since it is larger than the sum of its proper divisors (5218942662).

52596376921 is an frugal number, since it uses more digits than its factorization.

52596376921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41720 (or 20860 counting only the distinct ones).

The product of its digits is 6123600, while the sum is 55.

The spelling of 52596376921 in words is "fifty-two billion, five hundred ninety-six million, three hundred seventy-six thousand, nine hundred twenty-one".