44074105307821 has 16 divisors (see below), whose sum is σ = 45408858992640. Its totient is φ = 42757443360880.

The previous prime is 44074105307797. The next prime is 44074105307833. The reversal of 44074105307821 is 12870350147044.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44074105307821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44074105307851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5806081 + ... + 11038966.

It is an arithmetic number, because the mean of its divisors is an integer number (2838053687040).

Almost surely, 2^{44074105307821} is an apocalyptic number.

It is an amenable number.

44074105307821 is a deficient number, since it is larger than the sum of its proper divisors (1334753684819).

44074105307821 is a wasteful number, since it uses less digits than its factorization.

44074105307821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16845584.

The product of its (nonzero) digits is 752640, while the sum is 46.

The spelling of 44074105307821 in words is "forty-four trillion, seventy-four billion, one hundred five million, three hundred seven thousand, eight hundred twenty-one".