5666278622 has 16 divisors (see below), whose sum is σ = 8813523600. Its totient is φ = 2728904640.

The previous prime is 5666278613. The next prime is 5666278637. The reversal of 5666278622 is 2268726665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92279 + ... + 140882.

It is an arithmetic number, because the mean of its divisors is an integer number (550845225).

Almost surely, 2^5666278622 is an apocalyptic number.

5666278622 is a deficient number, since it is larger than the sum of its proper divisors (3147244978).

5666278622 is a wasteful number, since it uses less digits than its factorization.

5666278622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233611.

The product of its digits is 2903040, while the sum is 50.

The square root of 5666278622 is about 75274.6877907840. The cubic root of 5666278622 is about 1782.7863843936.

The spelling of 5666278622 in words is "five billion, six hundred sixty-six million, two hundred seventy-eight thousand, six hundred twenty-two".