44488383921 has 8 divisors (see below), whose sum is σ = 65908716960. Its totient is φ = 29658922596.

The previous prime is 44488383917. The next prime is 44488384007. The reversal of 44488383921 is 12938388444.

44488383921 is a `hidden beast` number, since 44 + 488 + 38 + 3 + 92 + 1 = 666.

It is not a de Polignac number, because 44488383921 - 2² = 44488383917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44488383911) 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, 823858935 + ... + 823858988.

It is an arithmetic number, because the mean of its divisors is an integer number (8238589620).

Almost surely, 2^44488383921 is an apocalyptic number.

It is an amenable number.

44488383921 is a deficient number, since it is larger than the sum of its proper divisors (21420333039).

44488383921 is a wasteful number, since it uses less digits than its factorization.

44488383921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647717932 (or 1647717926 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 54.

The spelling of 44488383921 in words is "forty-four billion, four hundred eighty-eight million, three hundred eighty-three thousand, nine hundred twenty-one".