44972044800 has 240 divisors, whose sum is σ = 157303583712. Its totient is φ = 11286937600.

The previous prime is 44972044787. The next prime is 44972044807. The reversal of 44972044800 is 844027944.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is not an unprimeable number, because it can be changed into a prime (44972044807) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 618355 + ... + 687245.

Almost surely, 2^44972044800 is an apocalyptic number.

44972044800 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 44972044800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78651791856).

44972044800 is an abundant number, since it is smaller than the sum of its proper divisors (112331538912).

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

44972044800 is a wasteful number, since it uses less digits than its factorization.

44972044800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68939 (or 68918 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 44972044800 in words is "forty-four billion, nine hundred seventy-two million, forty-four thousand, eight hundred".