44581366448 has 40 divisors (see below), whose sum is σ = 86985966768. Its totient is φ = 22133809152.

The previous prime is 44581366439. The next prime is 44581366481. The reversal of 44581366448 is 84466318544.

It is a Cunningham number, because it is equal to 211143²-1.

It is a self number, because there is not a number n which added to its sum of digits gives 44581366448.

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, 1675940 + ... + 1702332.

Almost surely, 2^44581366448 is an apocalyptic number.

It is an amenable number.

44581366448 is a deficient number, since it is larger than the sum of its proper divisors (42404600320).

44581366448 is a wasteful number, since it uses less digits than its factorization.

44581366448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27141 (or 27135 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 53.

The spelling of 44581366448 in words is "forty-four billion, five hundred eighty-one million, three hundred sixty-six thousand, four hundred forty-eight".