5644356852 has 48 divisors (see below), whose sum is σ = 13280339072. Its totient is φ = 1865773440.

The previous prime is 5644356833. The next prime is 5644356863. The reversal of 5644356852 is 2586534465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 806673 + ... + 813639.

Almost surely, 2^5644356852 is an apocalyptic number.

It is an amenable number.

5644356852 is an abundant number, since it is smaller than the sum of its proper divisors (7635982220).

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

5644356852 is a wasteful number, since it uses less digits than its factorization.

5644356852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7528 (or 7526 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 48.

The square root of 5644356852 is about 75128.9348520262. The cubic root of 5644356852 is about 1780.4843242943.

The spelling of 5644356852 in words is "five billion, six hundred forty-four million, three hundred fifty-six thousand, eight hundred fifty-two".