52260564421 has 6 divisors (see below), whose sum is σ = 56589842130. Its totient is φ = 48240520848.

The previous prime is 52260564401. The next prime is 52260564469. The reversal of 52260564421 is 12446506225.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 80299521 + 52180264900 = 8961^2 + 228430^2 .

It is not a de Polignac number, because 52260564421 - 2²⁹ = 51723693509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52260564401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 154616886 + ... + 154617223.

It is an arithmetic number, because the mean of its divisors is an integer number (9431640355).

Almost surely, 2^52260564421 is an apocalyptic number.

It is an amenable number.

52260564421 is a deficient number, since it is larger than the sum of its proper divisors (4329277709).

52260564421 is a wasteful number, since it uses less digits than its factorization.

52260564421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309234135 (or 309234122 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 52260564421 in words is "fifty-two billion, two hundred sixty million, five hundred sixty-four thousand, four hundred twenty-one".