44845634969 has 2 divisors, whose sum is σ = 44845634970. Its totient is φ = 44845634968.

The previous prime is 44845634843. The next prime is 44845635143. The reversal of 44845634969 is 96943654844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37046625625 + 7799009344 = 192475^2 + 88312^2 .

It is a cyclic number.

It is not a de Polignac number, because 44845634969 - 2²⁰ = 44844586393 is a prime.

It is a super-2 number, since 2×44845634969² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (44845634269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22422817484 + 22422817485.

It is an arithmetic number, because the mean of its divisors is an integer number (22422817485).

Almost surely, 2^44845634969 is an apocalyptic number.

It is an amenable number.

44845634969 is a deficient number, since it is larger than the sum of its proper divisors (1).

44845634969 is an equidigital number, since it uses as much as digits as its factorization.

44845634969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 89579520, while the sum is 62.

The spelling of 44845634969 in words is "forty-four billion, eight hundred forty-five million, six hundred thirty-four thousand, nine hundred sixty-nine".