52641336969 has 135 divisors (see below), whose sum is σ = 89197340463. Its totient is φ = 30924436608.

The previous prime is 52641336959. The next prime is 52641336973. The reversal of 52641336969 is 96963314625.

The square root of 52641336969 is 229437.

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

52641336969 is a `hidden beast` number, since 5 + 264 + 13 + 369 + 6 + 9 = 666.

It can be written as a sum of positive squares in 13 ways, for example, as 11751644025 + 40889692944 = 108405^2 + 202212^2 .

It is not a de Polignac number, because 52641336969 - 2⁷ = 52641336841 is a prime.

It is a super-2 number, since 2×52641336969² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52641336959) by changing a digit.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 993232747 + ... + 993232799.

Almost surely, 2^52641336969 is an apocalyptic number.

52641336969 is the 229437-th square number.

52641336969 is the 114719-th centered octagonal number.

It is an amenable number.

52641336969 is a deficient number, since it is larger than the sum of its proper divisors (36556003494).

52641336969 is an equidigital number, since it uses as much as digits as its factorization.

52641336969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 106 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 54.

The spelling of 52641336969 in words is "fifty-two billion, six hundred forty-one million, three hundred thirty-six thousand, nine hundred sixty-nine".