5566613780 has 48 divisors (see below), whose sum is σ = 14387560320. Its totient is φ = 1761740928.

The previous prime is 5566613761. The next prime is 5566613791. The reversal of 5566613780 is 873166655.

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, 1527470 + ... + 1531109.

It is an arithmetic number, because the mean of its divisors is an integer number (299740840).

Almost surely, 2^5566613780 is an apocalyptic number.

It is an amenable number.

5566613780 is an abundant number, since it is smaller than the sum of its proper divisors (8820946540).

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

5566613780 is a wasteful number, since it uses less digits than its factorization.

5566613780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058608 (or 3058606 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 47.

The square root of 5566613780 is about 74609.7431975208. The cubic root of 5566613780 is about 1772.2719481830.

The spelling of 5566613780 in words is "five billion, five hundred sixty-six million, six hundred thirteen thousand, seven hundred eighty".