56582211556 has 48 divisors (see below), whose sum is σ = 107273073600. Its totient is φ = 25959024000.

The previous prime is 56582211551. The next prime is 56582211649. The reversal of 56582211556 is 65511228565.

It is a super-2 number, since 2×56582211556² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56582211551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17402931 + ... + 17406181.

It is an arithmetic number, because the mean of its divisors is an integer number (2234855700).

Almost surely, 2^56582211556 is an apocalyptic number.

It is an amenable number.

56582211556 is a deficient number, since it is larger than the sum of its proper divisors (50690862044).

56582211556 is a wasteful number, since it uses less digits than its factorization.

56582211556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5164 (or 5162 counting only the distinct ones).

The product of its digits is 720000, while the sum is 46.

The spelling of 56582211556 in words is "fifty-six billion, five hundred eighty-two million, two hundred eleven thousand, five hundred fifty-six".