566669936780 has 48 divisors (see below), whose sum is σ = 1228973491200. Its totient is φ = 219252657600.

The previous prime is 566669936779. The next prime is 566669936813. The reversal of 566669936780 is 87639966665.

It is a super-2 number, since 2×566669936780² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1106771 + ... + 1535669.

It is an arithmetic number, because the mean of its divisors is an integer number (25603614400).

Almost surely, 2^566669936780 is an apocalyptic number.

It is an amenable number.

566669936780 is an abundant number, since it is smaller than the sum of its proper divisors (662303554420).

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

566669936780 is a wasteful number, since it uses less digits than its factorization.

566669936780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431070 (or 431068 counting only the distinct ones).

The product of its (nonzero) digits is 529079040, while the sum is 71.

The spelling of 566669936780 in words is "five hundred sixty-six billion, six hundred sixty-nine million, nine hundred thirty-six thousand, seven hundred eighty".