565432130772 has 18 divisors (see below), whose sum is σ = 1429286775098. Its totient is φ = 188477376912.

The previous prime is 565432130761. The next prime is 565432130819. The reversal of 565432130772 is 277031234565.

565432130772 is a `hidden beast` number, since 5 + 6 + 543 + 2 + 1 + 30 + 7 + 72 = 666.

It can be written as a sum of positive squares in only one way, i.e., 549516794436 + 15915336336 = 741294^2 + 126156^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7853224003 + ... + 7853224074.

Almost surely, 2^565432130772 is an apocalyptic number.

It is an amenable number.

565432130772 is an abundant number, since it is smaller than the sum of its proper divisors (863854644326).

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

565432130772 is a wasteful number, since it uses less digits than its factorization.

565432130772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15706448087 (or 15706448082 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 565432130772 in words is "five hundred sixty-five billion, four hundred thirty-two million, one hundred thirty thousand, seven hundred seventy-two".