5644038630 has 16 divisors (see below), whose sum is σ = 13545692784. Its totient is φ = 1505076960.

The previous prime is 5644038613. The next prime is 5644038637. The reversal of 5644038630 is 368304465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644038637) 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, 94067281 + ... + 94067340.

It is an arithmetic number, because the mean of its divisors is an integer number (846605799).

Almost surely, 2^5644038630 is an apocalyptic number.

5644038630 is an abundant number, since it is smaller than the sum of its proper divisors (7901654154).

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

5644038630 is a wasteful number, since it uses less digits than its factorization.

5644038630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188134631.

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 5644038630 is about 75126.8169830188. The cubic root of 5644038630 is about 1780.4508631492.

The spelling of 5644038630 in words is "five billion, six hundred forty-four million, thirty-eight thousand, six hundred thirty".