44544742320 has 320 divisors, whose sum is σ = 161128687104. Its totient is φ = 10079354880.

The previous prime is 44544742159. The next prime is 44544742357. The reversal of 44544742320 is 2324744544.

44544742320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2270955 + ... + 2290485.

Almost surely, 2^44544742320 is an apocalyptic number.

44544742320 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 44544742320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80564343552).

44544742320 is an abundant number, since it is smaller than the sum of its proper divisors (116583944784).

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

44544742320 is a wasteful number, since it uses less digits than its factorization.

44544742320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19620 (or 19614 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 39.

The spelling of 44544742320 in words is "forty-four billion, five hundred forty-four million, seven hundred forty-two thousand, three hundred twenty".