44727844872691 has 2 divisors, whose sum is σ = 44727844872692. Its totient is φ = 44727844872690.

The previous prime is 44727844872679. The next prime is 44727844872779. The reversal of 44727844872691 is 19627844872744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44727844872691 - 2¹⁹ = 44727844348403 is a prime.

It is not a weakly prime, because it can be changed into another prime (44727844872091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22363922436345 + 22363922436346.

It is an arithmetic number, because the mean of its divisors is an integer number (22363922436346).

Almost surely, 2^{44727844872691} is an apocalyptic number.

44727844872691 is a deficient number, since it is larger than the sum of its proper divisors (1).

44727844872691 is an equidigital number, since it uses as much as digits as its factorization.

44727844872691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1213857792, while the sum is 73.

The spelling of 44727844872691 in words is "forty-four trillion, seven hundred twenty-seven billion, eight hundred forty-four million, eight hundred seventy-two thousand, six hundred ninety-one".