5657587944 has 32 divisors (see below), whose sum is σ = 14234068320. Its totient is φ = 1873849536.

The previous prime is 5657587921. The next prime is 5657587963. The reversal of 5657587944 is 4497857565.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 746974 + ... + 754509.

It is an arithmetic number, because the mean of its divisors is an integer number (444814635).

Almost surely, 2^5657587944 is an apocalyptic number.

It is an amenable number.

5657587944 is an abundant number, since it is smaller than the sum of its proper divisors (8576480376).

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

5657587944 is a wasteful number, since it uses less digits than its factorization.

5657587944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501649 (or 1501645 counting only the distinct ones).

The product of its digits is 42336000, while the sum is 60.

The square root of 5657587944 is about 75216.9392091968. The cubic root of 5657587944 is about 1781.8744660467.

The spelling of 5657587944 in words is "five billion, six hundred fifty-seven million, five hundred eighty-seven thousand, nine hundred forty-four".