5644105720 has 32 divisors (see below), whose sum is σ = 13853715120. Its totient is φ = 2052401920.

The previous prime is 5644105711. The next prime is 5644105759. The reversal of 5644105720 is 275014465.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6413317 + ... + 6414196.

Almost surely, 2^5644105720 is an apocalyptic number.

It is an amenable number.

5644105720 is an abundant number, since it is smaller than the sum of its proper divisors (8209609400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5644105720 is a wasteful number, since it uses less digits than its factorization.

5644105720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12827535 (or 12827531 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 5644105720 is about 75127.2634933551. The cubic root of 5644105720 is about 1780.4579177888.

The spelling of 5644105720 in words is "five billion, six hundred forty-four million, one hundred five thousand, seven hundred twenty".