5657645712 has 20 divisors (see below), whose sum is σ = 14615584880. Its totient is φ = 1885881888.

The previous prime is 5657645701. The next prime is 5657645737. The reversal of 5657645712 is 2175467565.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 117867619 = 5657645712 / (5 + 6 + 5 + 7 + 6 + 4 + 5 + 7 + 1 + 2).

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 3 ways as a sum of consecutive naturals, for example, 58933762 + ... + 58933857.

It is an arithmetic number, because the mean of its divisors is an integer number (730779244).

Almost surely, 2^5657645712 is an apocalyptic number.

It is an amenable number.

5657645712 is an abundant number, since it is smaller than the sum of its proper divisors (8957939168).

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

5657645712 is a wasteful number, since it uses less digits than its factorization.

5657645712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117867630 (or 117867624 counting only the distinct ones).

The product of its digits is 1764000, while the sum is 48.

The square root of 5657645712 is about 75217.3232174610. The cubic root of 5657645712 is about 1781.8805307616.

The spelling of 5657645712 in words is "five billion, six hundred fifty-seven million, six hundred forty-five thousand, seven hundred twelve".