5666964918 has 32 divisors (see below), whose sum is σ = 11660350464. Its totient is φ = 1834761312.

The previous prime is 5666964911. The next prime is 5666964929. The reversal of 5666964918 is 8194696665.

It is a super-2 number, since 2×5666964918² = 64228982763685493448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666964911) 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, 108571 + ... + 152057.

It is an arithmetic number, because the mean of its divisors is an integer number (364385952).

Almost surely, 2^5666964918 is an apocalyptic number.

5666964918 is an abundant number, since it is smaller than the sum of its proper divisors (5993385546).

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

5666964918 is a wasteful number, since it uses less digits than its factorization.

5666964918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44116.

The product of its digits is 16796160, while the sum is 60.

The square root of 5666964918 is about 75279.2462634955. The cubic root of 5666964918 is about 1782.8583581323.

The spelling of 5666964918 in words is "five billion, six hundred sixty-six million, nine hundred sixty-four thousand, nine hundred eighteen".