5644004465 has 24 divisors (see below), whose sum is σ = 7454315904. Its totient is φ = 4099312800.

The previous prime is 5644004453. The next prime is 5644004467.

5644004465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5644004465 - 2¹⁴ = 5643988081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5644004467) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 484904 + ... + 496406.

It is an arithmetic number, because the mean of its divisors is an integer number (310596496).

Almost surely, 2^5644004465 is an apocalyptic number.

5644004465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5644004465 is a deficient number, since it is larger than the sum of its proper divisors (1810311439).

5644004465 is a wasteful number, since it uses less digits than its factorization.

5644004465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12341 (or 12330 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

The square root of 5644004465 is about 75126.5896004870. The cubic root of 5644004465 is about 1780.4472706138.

It can be divided in two parts, 564400 and 4465, that added together give a palindrome (568865).

The spelling of 5644004465 in words is "five billion, six hundred forty-four million, four thousand, four hundred sixty-five".