44404040408 has 64 divisors (see below), whose sum is σ = 102616584000. Its totient is φ = 17541453312.

The previous prime is 44404040407. The next prime is 44404040453. The reversal of 44404040408 is 80404040444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44404040407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473138 + ... + 559166.

It is an arithmetic number, because the mean of its divisors is an integer number (1603384125).

Almost surely, 2^44404040408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44404040408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51308292000).

44404040408 is an abundant number, since it is smaller than the sum of its proper divisors (58212543592).

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

44404040408 is a wasteful number, since it uses less digits than its factorization.

44404040408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86764 (or 86760 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

The spelling of 44404040408 in words is "forty-four billion, four hundred four million, forty thousand, four hundred eight".