56556535486 has 16 divisors (see below), whose sum is σ = 93662085888. Its totient is φ = 25397786200.

The previous prime is 56556535457. The next prime is 56556535517. The reversal of 56556535486 is 68453565565.

It is a self number, because there is not a number n which added to its sum of digits gives 56556535486.

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 7 ways as a sum of consecutive naturals, for example, 15484630 + ... + 15488281.

It is an arithmetic number, because the mean of its divisors is an integer number (5853880368).

Almost surely, 2^56556535486 is an apocalyptic number.

56556535486 is a deficient number, since it is larger than the sum of its proper divisors (37105550402).

56556535486 is a wasteful number, since it uses less digits than its factorization.

56556535486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30973007.

The product of its digits is 64800000, while the sum is 58.

The spelling of 56556535486 in words is "fifty-six billion, five hundred fifty-six million, five hundred thirty-five thousand, four hundred eighty-six".