5644774465 has 16 divisors (see below), whose sum is σ = 7402829760. Its totient is φ = 4097897920.

The previous prime is 5644774459. The next prime is 5644774477.

5644774465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5644774465 - 2⁵ = 5644774433 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61495 + ... + 122764.

It is an arithmetic number, because the mean of its divisors is an integer number (462676860).

Almost surely, 2^5644774465 is an apocalyptic number.

5644774465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5644774465 is a deficient number, since it is larger than the sum of its proper divisors (1758055295).

5644774465 is a wasteful number, since it uses less digits than its factorization.

5644774465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184832.

The product of its digits is 11289600, while the sum is 52.

The square root of 5644774465 is about 75131.7141092894. The cubic root of 5644774465 is about 1780.5282345267.

The spelling of 5644774465 in words is "five billion, six hundred forty-four million, seven hundred seventy-four thousand, four hundred sixty-five".