5666499377 has 16 divisors (see below), whose sum is σ = 7068872832. Its totient is φ = 4412862720.

The previous prime is 5666499361. The next prime is 5666499379. The reversal of 5666499377 is 7739946665.

It is not a de Polignac number, because 5666499377 - 2⁴ = 5666499361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5666499379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116123 + ... + 157535.

It is an arithmetic number, because the mean of its divisors is an integer number (441804552).

Almost surely, 2^5666499377 is an apocalyptic number.

It is an amenable number.

5666499377 is a deficient number, since it is larger than the sum of its proper divisors (1402373455).

5666499377 is a wasteful number, since it uses less digits than its factorization.

5666499377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43208.

The product of its digits is 51438240, while the sum is 62.

The square root of 5666499377 is about 75276.1541060647. The cubic root of 5666499377 is about 1782.8095362082.

The spelling of 5666499377 in words is "five billion, six hundred sixty-six million, four hundred ninety-nine thousand, three hundred seventy-seven".