44042644220 has 24 divisors (see below), whose sum is σ = 94640474544. Its totient is φ = 17207358336.

The previous prime is 44042644207. The next prime is 44042644223. The reversal of 44042644220 is 2244624044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44042644223) 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 7 ways as a sum of consecutive naturals, for example, 25605329 + ... + 25607048.

It is an arithmetic number, because the mean of its divisors is an integer number (3943353106).

Almost surely, 2^44042644220 is an apocalyptic number.

It is an amenable number.

44042644220 is an abundant number, since it is smaller than the sum of its proper divisors (50597830324).

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

44042644220 is a wasteful number, since it uses less digits than its factorization.

44042644220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51212429 (or 51212427 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

The spelling of 44042644220 in words is "forty-four billion, forty-two million, six hundred forty-four thousand, two hundred twenty".