5566515612 has 48 divisors (see below), whose sum is σ = 14860027392. Its totient is φ = 1588720320.

The previous prime is 5566515607. The next prime is 5566515697. The reversal of 5566515612 is 2165156655.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 43833 + ... + 114255.

It is an arithmetic number, because the mean of its divisors is an integer number (309583904).

Almost surely, 2^5566515612 is an apocalyptic number.

It is an amenable number.

5566515612 is an abundant number, since it is smaller than the sum of its proper divisors (9293511780).

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

5566515612 is a wasteful number, since it uses less digits than its factorization.

5566515612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71378 (or 71376 counting only the distinct ones).

The product of its digits is 270000, while the sum is 42.

The square root of 5566515612 is about 74609.0853180764. The cubic root of 5566515612 is about 1772.2615300352.

The spelling of 5566515612 in words is "five billion, five hundred sixty-six million, five hundred fifteen thousand, six hundred twelve".