566661425262 has 16 divisors (see below), whose sum is σ = 1137356031312. Its totient is φ = 188214944960.

The previous prime is 566661425249. The next prime is 566661425311. The reversal of 566661425262 is 262524166665.

It is a super-2 number, since 2×566661425262² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168047373 + ... + 168050744.

It is an arithmetic number, because the mean of its divisors is an integer number (71084751957).

Almost surely, 2^566661425262 is an apocalyptic number.

566661425262 is an abundant number, since it is smaller than the sum of its proper divisors (570694606050).

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

566661425262 is a wasteful number, since it uses less digits than its factorization.

566661425262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336098403.

The product of its digits is 6220800, while the sum is 51.

The spelling of 566661425262 in words is "five hundred sixty-six billion, six hundred sixty-one million, four hundred twenty-five thousand, two hundred sixty-two".