44443144224 has 72 divisors (see below), whose sum is σ = 126405704880. Its totient is φ = 14811977088.

The previous prime is 44443144153. The next prime is 44443144241. The reversal of 44443144224 is 42244134444.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3143379 + ... + 3157485.

It is an arithmetic number, because the mean of its divisors is an integer number (1755634790).

Almost surely, 2^44443144224 is an apocalyptic number.

It is an amenable number.

44443144224 is an abundant number, since it is smaller than the sum of its proper divisors (81962560656).

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

44443144224 is a wasteful number, since it uses less digits than its factorization.

44443144224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25062 (or 25051 counting only the distinct ones).

The product of its digits is 196608, while the sum is 36.

Adding to 44443144224 its reverse (42244134444), we get a palindrome (86687278668).

The spelling of 44443144224 in words is "forty-four billion, four hundred forty-three million, one hundred forty-four thousand, two hundred twenty-four".