44294257920 has 144 divisors (see below), whose sum is σ = 154325368512. Its totient is φ = 10737991680.

The previous prime is 44294257919. The next prime is 44294257991. The reversal of 44294257920 is 2975249244.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 44294257920.

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, 482077 + ... + 566556.

It is an arithmetic number, because the mean of its divisors is an integer number (1071703948).

Almost surely, 2^44294257920 is an apocalyptic number.

44294257920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44294257920 is an abundant number, since it is smaller than the sum of its proper divisors (110031110592).

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

44294257920 is a wasteful number, since it uses less digits than its factorization.

44294257920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048668 (or 1048654 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 44294257920 in words is "forty-four billion, two hundred ninety-four million, two hundred fifty-seven thousand, nine hundred twenty".