5204565646 has 32 divisors (see below), whose sum is σ = 8959991040. Its totient is φ = 2221084800.

The previous prime is 5204565629. The next prime is 5204565659. The reversal of 5204565646 is 6465654025.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5907126 + ... + 5908006.

It is an arithmetic number, because the mean of its divisors is an integer number (279999720).

Almost surely, 2^5204565646 is an apocalyptic number.

5204565646 is a deficient number, since it is larger than the sum of its proper divisors (3755425394).

5204565646 is a wasteful number, since it uses less digits than its factorization.

5204565646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200.

The product of its (nonzero) digits is 864000, while the sum is 43.

The square root of 5204565646 is about 72142.6756226854. The cubic root of 5204565646 is about 1732.9851060894.

The spelling of 5204565646 in words is "five billion, two hundred four million, five hundred sixty-five thousand, six hundred forty-six".