5644557259 has 16 divisors (see below), whose sum is σ = 6763610880. Its totient is φ = 4649974560.

The previous prime is 5644557229. The next prime is 5644557263. The reversal of 5644557259 is 9527554465.

It is a happy number.

5644557259 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5644557259 - 2⁷ = 5644557131 is a prime.

It is a super-2 number, since 2×5644557259² = 63722053300259186162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5644557229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582312 + ... + 591925.

It is an arithmetic number, because the mean of its divisors is an integer number (422725680).

Almost surely, 2^5644557259 is an apocalyptic number.

5644557259 is a deficient number, since it is larger than the sum of its proper divisors (1119053621).

5644557259 is a wasteful number, since it uses less digits than its factorization.

5644557259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174290.

The product of its digits is 7560000, while the sum is 52.

The square root of 5644557259 is about 75130.2685939562. The cubic root of 5644557259 is about 1780.5053965091.

The spelling of 5644557259 in words is "five billion, six hundred forty-four million, five hundred fifty-seven thousand, two hundred fifty-nine".