44537493900 has 72 divisors (see below), whose sum is σ = 128937094720. Its totient is φ = 11869727040.

The previous prime is 44537493883. The next prime is 44537493901. The reversal of 44537493900 is 939473544.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 44537493900.

It is not an unprimeable number, because it can be changed into a prime (44537493901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 481611 + ... + 566589.

Almost surely, 2^44537493900 is an apocalyptic number.

It is an amenable number.

44537493900 is an abundant number, since it is smaller than the sum of its proper divisors (84399600820).

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

44537493900 is a wasteful number, since it uses less digits than its factorization.

44537493900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86743 (or 86736 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 44537493900 in words is "forty-four billion, five hundred thirty-seven million, four hundred ninety-three thousand, nine hundred".