56535550563510 has 64 divisors (see below), whose sum is σ = 150771244262400. Its totient is φ = 15075169207776.

The previous prime is 56535550563497. The next prime is 56535550563577. The reversal of 56535550563510 is 1536505553565.

56535550563510 is a `hidden beast` number, since 5 + 6 + 5 + 3 + 5 + 550 + 56 + 35 + 1 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2612704 + ... + 10949763.

It is an arithmetic number, because the mean of its divisors is an integer number (2355800691600).

Almost surely, 2^{56535550563510} is an apocalyptic number.

56535550563510 is an abundant number, since it is smaller than the sum of its proper divisors (94235693698890).

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

56535550563510 is a wasteful number, since it uses less digits than its factorization.

56535550563510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13577922 (or 13577916 counting only the distinct ones).

The product of its (nonzero) digits is 25312500, while the sum is 54.

The spelling of 56535550563510 in words is "fifty-six trillion, five hundred thirty-five billion, five hundred fifty million, five hundred sixty-three thousand, five hundred ten".