44494894080 has 1232 divisors, whose sum is σ = 198463757184. Its totient is φ = 9316270080.

The previous prime is 44494894061. The next prime is 44494894117. The reversal of 44494894080 is 8049849444.

44494894080 is a `hidden beast` number, since 4 + 4 + 49 + 489 + 40 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 339655615 + ... + 339655745.

It is an arithmetic number, because the mean of its divisors is an integer number (161090712).

Almost surely, 2^44494894080 is an apocalyptic number.

44494894080 is a gapful number since it is divisible by the number (40) 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 44494894080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99231878592).

44494894080 is an abundant number, since it is smaller than the sum of its proper divisors (153968863104).

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

44494894080 is a wasteful number, since it uses less digits than its factorization.

44494894080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 54.

The spelling of 44494894080 in words is "forty-four billion, four hundred ninety-four million, eight hundred ninety-four thousand, eighty".