44605413217 has 2 divisors, whose sum is σ = 44605413218. Its totient is φ = 44605413216.

The previous prime is 44605413199. The next prime is 44605413277. The reversal of 44605413217 is 71231450644.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37467022096 + 7138391121 = 193564^2 + 84489^2 .

It is a cyclic number.

It is not a de Polignac number, because 44605413217 - 2²³ = 44597024609 is a prime.

It is not a weakly prime, because it can be changed into another prime (44605413277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22302706608 + 22302706609.

It is an arithmetic number, because the mean of its divisors is an integer number (22302706609).

Almost surely, 2^44605413217 is an apocalyptic number.

It is an amenable number.

44605413217 is a deficient number, since it is larger than the sum of its proper divisors (1).

44605413217 is an equidigital number, since it uses as much as digits as its factorization.

44605413217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 44605413217 in words is "forty-four billion, six hundred five million, four hundred thirteen thousand, two hundred seventeen".