56554656718 has 32 divisors (see below), whose sum is σ = 98423230464. Its totient is φ = 23869799712.

The previous prime is 56554656671. The next prime is 56554656869. The reversal of 56554656718 is 81765645565.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7018780 + ... + 7026832.

It is an arithmetic number, because the mean of its divisors is an integer number (3075725952).

Almost surely, 2^56554656718 is an apocalyptic number.

56554656718 is a deficient number, since it is larger than the sum of its proper divisors (41868573746).

56554656718 is a wasteful number, since it uses less digits than its factorization.

56554656718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15616.

The product of its digits is 30240000, while the sum is 58.

The spelling of 56554656718 in words is "fifty-six billion, five hundred fifty-four million, six hundred fifty-six thousand, seven hundred eighteen".