44644508656 has 80 divisors (see below), whose sum is σ = 100676556288. Its totient is φ = 18953292800.

The previous prime is 44644508599. The next prime is 44644508681. The reversal of 44644508656 is 65680544644.

It is a congruent number.

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, 335001 + ... + 448903.

Almost surely, 2^44644508656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44644508656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50338278144).

44644508656 is an abundant number, since it is smaller than the sum of its proper divisors (56032047632).

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

44644508656 is a wasteful number, since it uses less digits than its factorization.

44644508656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114070 (or 114064 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 52.

The spelling of 44644508656 in words is "forty-four billion, six hundred forty-four million, five hundred eight thousand, six hundred fifty-six".