44007821418 has 32 divisors (see below), whose sum is σ = 98358950592. Its totient is φ = 13010441600.

The previous prime is 44007821399. The next prime is 44007821447. The reversal of 44007821418 is 81412870044.

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, 8128821 + ... + 8134232.

It is an arithmetic number, because the mean of its divisors is an integer number (3073717206).

Almost surely, 2^44007821418 is an apocalyptic number.

44007821418 is an abundant number, since it is smaller than the sum of its proper divisors (54351129174).

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

44007821418 is a wasteful number, since it uses less digits than its factorization.

44007821418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16263110.

The product of its (nonzero) digits is 57344, while the sum is 39.

The spelling of 44007821418 in words is "forty-four billion, seven million, eight hundred twenty-one thousand, four hundred eighteen".