5644109000 has 32 divisors (see below), whose sum is σ = 13207217400. Its totient is φ = 2257643200.

The previous prime is 5644108999. The next prime is 5644109033. The reversal of 5644109000 is 9014465.

It can be written as a sum of positive squares in 4 ways, for example, as 270339364 + 5373769636 = 16442^2 + 73306^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2821055 + ... + 2823054.

Almost surely, 2^5644109000 is an apocalyptic number.

5644109000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5644109000 is an abundant number, since it is smaller than the sum of its proper divisors (7563108400).

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

5644109000 is a wasteful number, since it uses less digits than its factorization.

5644109000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5644130 (or 5644116 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 5644109000 is about 75127.2853229770. The cubic root of 5644109000 is about 1780.4582626856.

The spelling of 5644109000 in words is "five billion, six hundred forty-four million, one hundred nine thousand".