56605225544 has 16 divisors (see below), whose sum is σ = 121296912000. Its totient is φ = 24259382352.

The previous prime is 56605225531. The next prime is 56605225553. The reversal of 56605225544 is 44552250665.

It is a super-2 number, since 2×56605225544² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56605225495 and 56605225504.

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 3 ways as a sum of consecutive naturals, for example, 505403744 + ... + 505403855.

It is an arithmetic number, because the mean of its divisors is an integer number (7581057000).

Almost surely, 2^56605225544 is an apocalyptic number.

It is an amenable number.

56605225544 is an abundant number, since it is smaller than the sum of its proper divisors (64691686456).

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

56605225544 is a wasteful number, since it uses less digits than its factorization.

56605225544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010807612 (or 1010807608 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 44.

The spelling of 56605225544 in words is "fifty-six billion, six hundred five million, two hundred twenty-five thousand, five hundred forty-four".