44609090644 has 24 divisors (see below), whose sum is σ = 84825440000. Its totient is φ = 20448987840.

The previous prime is 44609090629. The next prime is 44609090671.

44609090644 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 44609090594 and 44609090603.

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, 9464769 + ... + 9469480.

Almost surely, 2^44609090644 is an apocalyptic number.

It is an amenable number.

44609090644 is a deficient number, since it is larger than the sum of its proper divisors (40216349356).

44609090644 is a wasteful number, since it uses less digits than its factorization.

44609090644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18934303 (or 18934301 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 44609090644 in words is "forty-four billion, six hundred nine million, ninety thousand, six hundred forty-four".