56940684558 has 8 divisors (see below), whose sum is σ = 113881369128. Its totient is φ = 18980228184.

The previous prime is 56940684553. The next prime is 56940684653. The reversal of 56940684558 is 85548604965.

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

56940684558 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56940684553) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4745057041 + ... + 4745057052.

It is an arithmetic number, because the mean of its divisors is an integer number (14235171141).

Almost surely, 2^56940684558 is an apocalyptic number.

56940684558 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56940684558 is a wasteful number, since it uses less digits than its factorization.

56940684558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9490114098.

The product of its (nonzero) digits is 41472000, while the sum is 60.

The spelling of 56940684558 in words is "fifty-six billion, nine hundred forty million, six hundred eighty-four thousand, five hundred fifty-eight".