44292931909 has 2 divisors, whose sum is σ = 44292931910. Its totient is φ = 44292931908.

The previous prime is 44292931901. The next prime is 44292931931. The reversal of 44292931909 is 90913929244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37877722884 + 6415209025 = 194622^2 + 80095^2 .

It is a cyclic number.

It is not a de Polignac number, because 44292931909 - 2³ = 44292931901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44292931901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22146465954 + 22146465955.

It is an arithmetic number, because the mean of its divisors is an integer number (22146465955).

Almost surely, 2^44292931909 is an apocalyptic number.

It is an amenable number.

44292931909 is a deficient number, since it is larger than the sum of its proper divisors (1).

44292931909 is an equidigital number, since it uses as much as digits as its factorization.

44292931909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The spelling of 44292931909 in words is "forty-four billion, two hundred ninety-two million, nine hundred thirty-one thousand, nine hundred nine".