44317683638 has 16 divisors (see below), whose sum is σ = 68815357056. Its totient is φ = 21383281920.

The previous prime is 44317683611. The next prime is 44317683643. The reversal of 44317683638 is 83638671344.

44317683638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 44317683638.

It is a congruent number.

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, 990581 + ... + 1034352.

It is an arithmetic number, because the mean of its divisors is an integer number (4300959816).

Almost surely, 2^44317683638 is an apocalyptic number.

44317683638 is a deficient number, since it is larger than the sum of its proper divisors (24497673418).

44317683638 is a wasteful number, since it uses less digits than its factorization.

44317683638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025319.

The product of its digits is 6967296, while the sum is 53.

The spelling of 44317683638 in words is "forty-four billion, three hundred seventeen million, six hundred eighty-three thousand, six hundred thirty-eight".