44442964448 has 48 divisors (see below), whose sum is σ = 92283786000. Its totient is φ = 21010424832.

The previous prime is 44442964243. The next prime is 44442964487. The reversal of 44442964448 is 84446924444.

It is a self number, because there is not a number n which added to its sum of digits gives 44442964448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237668 + ... + 381276.

It is an arithmetic number, because the mean of its divisors is an integer number (1922578875).

Almost surely, 2^44442964448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44442964448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46141893000).

44442964448 is an abundant number, since it is smaller than the sum of its proper divisors (47840821552).

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

44442964448 is a wasteful number, since it uses less digits than its factorization.

44442964448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144147 (or 144139 counting only the distinct ones).

The product of its digits is 14155776, while the sum is 53.

The spelling of 44442964448 in words is "forty-four billion, four hundred forty-two million, nine hundred sixty-four thousand, four hundred forty-eight".