5644554465 has 32 divisors (see below), whose sum is σ = 9866935296. Its totient is φ = 2732692160.

The previous prime is 5644554439. The next prime is 5644554467.

It is a happy number.

5644554465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5644554465 - 2¹⁵ = 5644521697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5644554467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87652 + ... + 137738.

It is an arithmetic number, because the mean of its divisors is an integer number (308341728).

Almost surely, 2^5644554465 is an apocalyptic number.

5644554465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5644554465 is a deficient number, since it is larger than the sum of its proper divisors (4222380831).

5644554465 is a wasteful number, since it uses less digits than its factorization.

5644554465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50789.

The product of its digits is 5760000, while the sum is 48.

The square root of 5644554465 is about 75130.2499995841. The cubic root of 5644554465 is about 1780.5051027315.

The spelling of 5644554465 in words is "five billion, six hundred forty-four million, five hundred fifty-four thousand, four hundred sixty-five".