5644925440 has 240 divisors, whose sum is σ = 17179820064. Its totient is φ = 1759027200.

The previous prime is 5644925383. The next prime is 5644925467. The reversal of 5644925440 is 445294465.

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 23 ways as a sum of consecutive naturals, for example, 1377795 + ... + 1381885.

Almost surely, 2^5644925440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5644925440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8589910032).

5644925440 is an abundant number, since it is smaller than the sum of its proper divisors (11534894624).

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

5644925440 is a wasteful number, since it uses less digits than its factorization.

5644925440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4139 (or 4116 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

The square root of 5644925440 is about 75132.7188380668. The cubic root of 5644925440 is about 1780.5441083734.

The spelling of 5644925440 in words is "five billion, six hundred forty-four million, nine hundred twenty-five thousand, four hundred forty".