5644724807 has 16 divisors (see below), whose sum is σ = 6044006400. Its totient is φ = 5260036320.

The previous prime is 5644724779. The next prime is 5644724831. The reversal of 5644724807 is 7084274465.

It is a cyclic number.

It is not a de Polignac number, because 5644724807 - 2²⁰ = 5643676231 is a prime.

It is a super-2 number, since 2×5644724807² = 63725836293522374498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644724887) 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, 332438 + ... + 349004.

It is an arithmetic number, because the mean of its divisors is an integer number (377750400).

Almost surely, 2^5644724807 is an apocalyptic number.

5644724807 is a deficient number, since it is larger than the sum of its proper divisors (399281593).

5644724807 is a wasteful number, since it uses less digits than its factorization.

5644724807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17006.

The product of its (nonzero) digits is 1505280, while the sum is 47.

The square root of 5644724807 is about 75131.3836356020. The cubic root of 5644724807 is about 1780.5230133125.

The spelling of 5644724807 in words is "five billion, six hundred forty-four million, seven hundred twenty-four thousand, eight hundred seven".