610555600056 has 32 divisors (see below), whose sum is σ = 1527623018640. Its totient is φ = 203353997568.

The previous prime is 610555600037. The next prime is 610555600063. The reversal of 610555600056 is 650006555016.

It is a junction number, because it is equal to n+sod(n) for n = 610555599987 and 610555600023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10253181 + ... + 10312556.

Almost surely, 2^610555600056 is an apocalyptic number.

It is an amenable number.

610555600056 is an abundant number, since it is smaller than the sum of its proper divisors (917067418584).

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

610555600056 is a wasteful number, since it uses less digits than its factorization.

610555600056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20566983 (or 20566979 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 610555600056 in words is "six hundred ten billion, five hundred fifty-five million, six hundred thousand, fifty-six".