5644105444 has 6 divisors (see below), whose sum is σ = 9877184534. Its totient is φ = 2822052720.

The previous prime is 5644105429. The next prime is 5644105463. The reversal of 5644105444 is 4445014465.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3429273600 + 2214831844 = 58560^2 + 47062^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705513177 + ... + 705513184.

Almost surely, 2^5644105444 is an apocalyptic number.

It is an amenable number.

5644105444 is a deficient number, since it is larger than the sum of its proper divisors (4233079090).

5644105444 is a wasteful number, since it uses less digits than its factorization.

5644105444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411026365 (or 1411026363 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

The square root of 5644105444 is about 75127.2616564719. The cubic root of 5644105444 is about 1780.4578887670.

The spelling of 5644105444 in words is "five billion, six hundred forty-four million, one hundred five thousand, four hundred forty-four".