5644075647 has 16 divisors (see below), whose sum is σ = 9053154560. Its totient is φ = 3055439232.

The previous prime is 5644075643. The next prime is 5644075649. The reversal of 5644075647 is 7465704465.

It is not a de Polignac number, because 5644075647 - 2² = 5644075643 is a prime.

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 Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5644075596 and 5644075605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644075643) by changing a digit.

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, 7072378 + ... + 7073175.

It is an arithmetic number, because the mean of its divisors is an integer number (565822160).

Almost surely, 2^5644075647 is an apocalyptic number.

5644075647 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

5644075647 is a deficient number, since it is larger than the sum of its proper divisors (3409078913).

5644075647 is a wasteful number, since it uses less digits than its factorization.

5644075647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14145582.

The product of its (nonzero) digits is 2822400, while the sum is 48.

The square root of 5644075647 is about 75127.0633460406. The cubic root of 5644075647 is about 1780.4547555633.

The spelling of 5644075647 in words is "five billion, six hundred forty-four million, seventy-five thousand, six hundred forty-seven".