5645163344 has 40 divisors (see below), whose sum is σ = 11596300200. Its totient is φ = 2653011968.

The previous prime is 5645163341. The next prime is 5645163413. The reversal of 5645163344 is 4433615465.

It can be written as a sum of positive squares in 4 ways, for example, as 139523344 + 5505640000 = 11812^2 + 74200^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645163341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196832 + ... + 223680.

It is an arithmetic number, because the mean of its divisors is an integer number (289907505).

Almost surely, 2^5645163344 is an apocalyptic number.

It is an amenable number.

5645163344 is an abundant number, since it is smaller than the sum of its proper divisors (5951136856).

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

5645163344 is a wasteful number, since it uses less digits than its factorization.

5645163344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27647 (or 27641 counting only the distinct ones).

The product of its digits is 518400, while the sum is 41.

The square root of 5645163344 is about 75134.3020464022. The cubic root of 5645163344 is about 1780.5691215538.

The spelling of 5645163344 in words is "five billion, six hundred forty-five million, one hundred sixty-three thousand, three hundred forty-four".