56929005605 has 16 divisors (see below), whose sum is σ = 69034974960. Its totient is φ = 45063309312.

The previous prime is 56929005577. The next prime is 56929005631. The reversal of 56929005605 is 50650092965.

It is a happy number.

It is a Cunningham number, because it is equal to 238598²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 338780836 + 56590224769 = 18406^2 + 237887^2 .

It is a cyclic number.

It is not a de Polignac number, because 56929005605 - 2³⁰ = 55855263781 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56929005605.

It is a congruent number.

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, 2626151 + ... + 2647739.

It is an arithmetic number, because the mean of its divisors is an integer number (4314685935).

Almost surely, 2^56929005605 is an apocalyptic number.

It is an amenable number.

56929005605 is a deficient number, since it is larger than the sum of its proper divisors (12105969355).

56929005605 is a wasteful number, since it uses less digits than its factorization.

56929005605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27128.

The product of its (nonzero) digits is 729000, while the sum is 47.

The spelling of 56929005605 in words is "fifty-six billion, nine hundred twenty-nine million, five thousand, six hundred five".