5604449646 has 32 divisors (see below), whose sum is σ = 11842444800. Its totient is φ = 1763285760.

The previous prime is 5604449639. The next prime is 5604449657. The reversal of 5604449646 is 6469444065.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 5604449595 and 5604449604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59811 + ... + 121598.

It is an arithmetic number, because the mean of its divisors is an integer number (370076400).

Almost surely, 2^5604449646 is an apocalyptic number.

5604449646 is an abundant number, since it is smaller than the sum of its proper divisors (6237995154).

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

5604449646 is a wasteful number, since it uses less digits than its factorization.

5604449646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181704.

The product of its (nonzero) digits is 2488320, while the sum is 48.

The square root of 5604449646 is about 74862.8722799226. The cubic root of 5604449646 is about 1776.2782192623.

The spelling of 5604449646 in words is "five billion, six hundred four million, four hundred forty-nine thousand, six hundred forty-six".