44518737312 has 72 divisors (see below), whose sum is σ = 144685902816. Its totient is φ = 12719638656.

The previous prime is 44518737293. The next prime is 44518737323. The reversal of 44518737312 is 21373781544.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11039338 + ... + 11043369.

It is an arithmetic number, because the mean of its divisors is an integer number (2009526428).

Almost surely, 2^44518737312 is an apocalyptic number.

44518737312 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

44518737312 is an abundant number, since it is smaller than the sum of its proper divisors (100167165504).

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

44518737312 is a wasteful number, since it uses less digits than its factorization.

44518737312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22082730 (or 22082719 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 44518737312 in words is "forty-four billion, five hundred eighteen million, seven hundred thirty-seven thousand, three hundred twelve".