56733409826 has 8 divisors (see below), whose sum is σ = 85216215324. Its totient is φ = 28328004720.

The previous prime is 56733409787. The next prime is 56733409849. The reversal of 56733409826 is 62890433765.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 56595934201 + 137475625 = 237899^2 + 11725^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19348265 + ... + 19351196.

Almost surely, 2^56733409826 is an apocalyptic number.

56733409826 is a deficient number, since it is larger than the sum of its proper divisors (28482805498).

56733409826 is a wasteful number, since it uses less digits than its factorization.

56733409826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38700196.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 56733409826 in words is "fifty-six billion, seven hundred thirty-three million, four hundred nine thousand, eight hundred twenty-six".