44040444408 has 24 divisors (see below), whose sum is σ = 119276203800. Its totient is φ = 14680148112.

The previous prime is 44040444389. The next prime is 44040444419. The reversal of 44040444408 is 80444404044.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305836348 + ... + 305836491.

It is an arithmetic number, because the mean of its divisors is an integer number (4969841825).

Almost surely, 2^44040444408 is an apocalyptic number.

It is an amenable number.

44040444408 is an abundant number, since it is smaller than the sum of its proper divisors (75235759392).

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

44040444408 is a wasteful number, since it uses less digits than its factorization.

44040444408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611672851 (or 611672844 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 36.

The spelling of 44040444408 in words is "forty-four billion, forty million, four hundred forty-four thousand, four hundred eight".