566128772 has 24 divisors (see below), whose sum is σ = 1081409952. Its totient is φ = 257184000.

The previous prime is 566128741. The next prime is 566128793. The reversal of 566128772 is 277821665.

It is a super-3 number, since 3×566128772³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123188 + ... + 127700.

It is an arithmetic number, because the mean of its divisors is an integer number (45058748).

Almost surely, 2^566128772 is an apocalyptic number.

It is an amenable number.

566128772 is a deficient number, since it is larger than the sum of its proper divisors (515281180).

566128772 is a wasteful number, since it uses less digits than its factorization.

566128772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7379 (or 7377 counting only the distinct ones).

The product of its digits is 282240, while the sum is 44.

The square root of 566128772 is about 23793.4606982675. The cubic root of 566128772 is about 827.2531110871.

The spelling of 566128772 in words is "five hundred sixty-six million, one hundred twenty-eight thousand, seven hundred seventy-two".