44391434673 has 4 divisors (see below), whose sum is σ = 59188579568. Its totient is φ = 29594289780.

The previous prime is 44391434663. The next prime is 44391434693. The reversal of 44391434673 is 37643419344.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 44391434673 - 2⁵ = 44391434641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44391434663) 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, 7398572443 + ... + 7398572448.

It is an arithmetic number, because the mean of its divisors is an integer number (14797144892).

Almost surely, 2^44391434673 is an apocalyptic number.

It is an amenable number.

44391434673 is a deficient number, since it is larger than the sum of its proper divisors (14797144895).

44391434673 is a wasteful number, since it uses less digits than its factorization.

44391434673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14797144894.

The product of its digits is 2612736, while the sum is 48.

The spelling of 44391434673 in words is "forty-four billion, three hundred ninety-one million, four hundred thirty-four thousand, six hundred seventy-three".