44044135469 has 2 divisors, whose sum is σ = 44044135470. Its totient is φ = 44044135468.

The previous prime is 44044135403. The next prime is 44044135511. The reversal of 44044135469 is 96453144044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42368870569 + 1675264900 = 205837^2 + 40930^2 .

It is a cyclic number.

It is not a de Polignac number, because 44044135469 - 2¹⁶ = 44044069933 is a prime.

It is a super-2 number, since 2×44044135469² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44044135169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22022067734 + 22022067735.

It is an arithmetic number, because the mean of its divisors is an integer number (22022067735).

Almost surely, 2^44044135469 is an apocalyptic number.

It is an amenable number.

44044135469 is a deficient number, since it is larger than the sum of its proper divisors (1).

44044135469 is an equidigital number, since it uses as much as digits as its factorization.

44044135469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 44044135469 in words is "forty-four billion, forty-four million, one hundred thirty-five thousand, four hundred sixty-nine".