56673306390 has 32 divisors (see below), whose sum is σ = 136767417696. Its totient is φ = 15029383680.

The previous prime is 56673306379. The next prime is 56673306407. The reversal of 56673306390 is 9360337665.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5213107 + ... + 5223966.

It is an arithmetic number, because the mean of its divisors is an integer number (4273981803).

Almost surely, 2^56673306390 is an apocalyptic number.

56673306390 is an abundant number, since it is smaller than the sum of its proper divisors (80094111306).

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

56673306390 is a wasteful number, since it uses less digits than its factorization.

56673306390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10437264.

The product of its (nonzero) digits is 1837080, while the sum is 48.

The spelling of 56673306390 in words is "fifty-six billion, six hundred seventy-three million, three hundred six thousand, three hundred ninety".