44357704447 has 4 divisors (see below), whose sum is σ = 50694519376. Its totient is φ = 38020889520.

The previous prime is 44357704429. The next prime is 44357704477. The reversal of 44357704447 is 74440775344.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44357704447 - 2¹⁵ = 44357671679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44357704447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44357704477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3168407454 + ... + 3168407467.

It is an arithmetic number, because the mean of its divisors is an integer number (12673629844).

Almost surely, 2^44357704447 is an apocalyptic number.

44357704447 is a deficient number, since it is larger than the sum of its proper divisors (6336814929).

44357704447 is an equidigital number, since it uses as much as digits as its factorization.

44357704447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6336814928.

The product of its (nonzero) digits is 5268480, while the sum is 49.

The spelling of 44357704447 in words is "forty-four billion, three hundred fifty-seven million, seven hundred four thousand, four hundred forty-seven".