44064424644 has 48 divisors (see below), whose sum is σ = 103971434112. Its totient is φ = 14523651072.

The previous prime is 44064424631. The next prime is 44064424669. The reversal of 44064424644 is 44642446044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 44064424596 and 44064424605.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 805342 + ... + 858314.

It is an arithmetic number, because the mean of its divisors is an integer number (2166071544).

Almost surely, 2^44064424644 is an apocalyptic number.

It is an amenable number.

44064424644 is an abundant number, since it is smaller than the sum of its proper divisors (59907009468).

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

44064424644 is a wasteful number, since it uses less digits than its factorization.

44064424644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53756 (or 53754 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 42.

The spelling of 44064424644 in words is "forty-four billion, sixty-four million, four hundred twenty-four thousand, six hundred forty-four".