44494431408 has 240 divisors, whose sum is σ = 154001143296. Its totient is φ = 12159797760.

The previous prime is 44494431367. The next prime is 44494431419. The reversal of 44494431408 is 80413449444.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 590428 + ... + 661508.

Almost surely, 2^44494431408 is an apocalyptic number.

44494431408 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44494431408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77000571648).

44494431408 is an abundant number, since it is smaller than the sum of its proper divisors (109506711888).

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

44494431408 is a wasteful number, since it uses less digits than its factorization.

44494431408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71134 (or 71116 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 45.

The spelling of 44494431408 in words is "forty-four billion, four hundred ninety-four million, four hundred thirty-one thousand, four hundred eight".