5666303646 has 24 divisors (see below), whose sum is σ = 12731695704. Its totient is φ = 1888767720.

The previous prime is 5666303627. The next prime is 5666303651. The reversal of 5666303646 is 6463036665.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5829045 + ... + 5830016.

It is an arithmetic number, because the mean of its divisors is an integer number (530487321).

Almost surely, 2^5666303646 is an apocalyptic number.

5666303646 is an abundant number, since it is smaller than the sum of its proper divisors (7065392058).

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

5666303646 is a wasteful number, since it uses less digits than its factorization.

5666303646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11659078 (or 11659066 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The square root of 5666303646 is about 75274.8540084934. The cubic root of 5666303646 is about 1782.7890088310.

The spelling of 5666303646 in words is "five billion, six hundred sixty-six million, three hundred three thousand, six hundred forty-six".