56998491826 has 16 divisors (see below), whose sum is σ = 87118416000. Its totient is φ = 27959112688.

The previous prime is 56998491791. The next prime is 56998491829. The reversal of 56998491826 is 62819489965.

It is not an unprimeable number, because it can be changed into a prime (56998491829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2436855 + ... + 2460133.

It is an arithmetic number, because the mean of its divisors is an integer number (5444901000).

Almost surely, 2^56998491826 is an apocalyptic number.

56998491826 is a deficient number, since it is larger than the sum of its proper divisors (30119924174).

56998491826 is a wasteful number, since it uses less digits than its factorization.

56998491826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46433.

The product of its digits is 67184640, while the sum is 67.

The spelling of 56998491826 in words is "fifty-six billion, nine hundred ninety-eight million, four hundred ninety-one thousand, eight hundred twenty-six".