44474738138904 has 128 divisors (see below), whose sum is σ = 114322582333440. Its totient is φ = 14411168358912.

The previous prime is 44474738138867. The next prime is 44474738138939. The reversal of 44474738138904 is 40983183747444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443221122 + ... + 443321454.

It is an arithmetic number, because the mean of its divisors is an integer number (893145174480).

Almost surely, 2^{44474738138904} 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 44474738138904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57161291166720).

44474738138904 is an abundant number, since it is smaller than the sum of its proper divisors (69847844194536).

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

44474738138904 is a wasteful number, since it uses less digits than its factorization.

44474738138904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103049 (or 103045 counting only the distinct ones).

The product of its (nonzero) digits is 260112384, while the sum is 66.

The spelling of 44474738138904 in words is "forty-four trillion, four hundred seventy-four billion, seven hundred thirty-eight million, one hundred thirty-eight thousand, nine hundred four".