566623742540 has 12 divisors (see below), whose sum is σ = 1189909859376. Its totient is φ = 226649497008.

The previous prime is 566623742513. The next prime is 566623742569. The reversal of 566623742540 is 45247326665.

It is a super-2 number, since 2×566623742540² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14165593544 + ... + 14165593583.

It is an arithmetic number, because the mean of its divisors is an integer number (99159154948).

Almost surely, 2^566623742540 is an apocalyptic number.

It is an amenable number.

566623742540 is an abundant number, since it is smaller than the sum of its proper divisors (623286116836).

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

566623742540 is a wasteful number, since it uses less digits than its factorization.

566623742540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28331187136 (or 28331187134 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 50.

The spelling of 566623742540 in words is "five hundred sixty-six billion, six hundred twenty-three million, seven hundred forty-two thousand, five hundred forty".