445745642427733 has 2 divisors, whose sum is σ = 445745642427734. Its totient is φ = 445745642427732.

The previous prime is 445745642427703. The next prime is 445745642427779. The reversal of 445745642427733 is 337724246547544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 282122479436004 + 163623162991729 = 16796502^2 + 12791527^2 .

It is a cyclic number.

It is not a de Polignac number, because 445745642427733 - 2³³ = 445737052493141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445745642427703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222872821213866 + 222872821213867.

It is an arithmetic number, because the mean of its divisors is an integer number (222872821213867).

Almost surely, 2^{445745642427733} is an apocalyptic number.

It is an amenable number.

445745642427733 is a deficient number, since it is larger than the sum of its proper divisors (1).

445745642427733 is an equidigital number, since it uses as much as digits as its factorization.

445745642427733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1896652800, while the sum is 67.

The spelling of 445745642427733 in words is "four hundred forty-five trillion, seven hundred forty-five billion, six hundred forty-two million, four hundred twenty-seven thousand, seven hundred thirty-three".