564746680270225 has 12 divisors (see below), whose sum is σ = 700971765920860. Its totient is φ = 451354839451200.

The previous prime is 564746680270187. The next prime is 564746680270243. The reversal of 564746680270225 is 522072086647465.

It can be written as a sum of positive squares in 6 ways, for example, as 12850016734864 + 551896663535361 = 3584692^2 + 23492481^2 .

It is a de Polignac number, because none of the positive numbers 2^k-564746680270225 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11062593090 + ... + 11062644139.

Almost surely, 2^{564746680270225} is an apocalyptic number.

It is an amenable number.

564746680270225 is a deficient number, since it is larger than the sum of its proper divisors (136225085650635).

564746680270225 is a wasteful number, since it uses less digits than its factorization.

564746680270225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22125238260 (or 22125238255 counting only the distinct ones).

The product of its (nonzero) digits is 270950400, while the sum is 64.

The spelling of 564746680270225 in words is "five hundred sixty-four trillion, seven hundred forty-six billion, six hundred eighty million, two hundred seventy thousand, two hundred twenty-five".