5644693544 has 16 divisors (see below), whose sum is σ = 12095772000. Its totient is φ = 2419154352.

The previous prime is 5644693531. The next prime is 5644693553. The reversal of 5644693544 is 4453964465.

It is a junction number, because it is equal to n+sod(n) for n = 5644693492 and 5644693501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50398994 + ... + 50399105.

It is an arithmetic number, because the mean of its divisors is an integer number (755985750).

Almost surely, 2^5644693544 is an apocalyptic number.

It is an amenable number.

5644693544 is an abundant number, since it is smaller than the sum of its proper divisors (6451078456).

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

5644693544 is a wasteful number, since it uses less digits than its factorization.

5644693544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100798112 (or 100798108 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 50.

The square root of 5644693544 is about 75131.1755797818. The cubic root of 5644693544 is about 1780.5197261966.

The spelling of 5644693544 in words is "five billion, six hundred forty-four million, six hundred ninety-three thousand, five hundred forty-four".