445457174443607 has 2 divisors, whose sum is σ = 445457174443608. Its totient is φ = 445457174443606.

The previous prime is 445457174443559. The next prime is 445457174443609. The reversal of 445457174443607 is 706344471754544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445457174443607 - 2¹⁰ = 445457174442583 is a prime.

Together with 445457174443609, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445457174443609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222728587221803 + 222728587221804.

It is an arithmetic number, because the mean of its divisors is an integer number (222728587221804).

Almost surely, 2^{445457174443607} is an apocalyptic number.

445457174443607 is a deficient number, since it is larger than the sum of its proper divisors (1).

445457174443607 is an equidigital number, since it uses as much as digits as its factorization.

445457174443607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 632217600, while the sum is 65.

The spelling of 445457174443607 in words is "four hundred forty-five trillion, four hundred fifty-seven billion, one hundred seventy-four million, four hundred forty-three thousand, six hundred seven".