445102646399 has 2 divisors, whose sum is σ = 445102646400. Its totient is φ = 445102646398.

The previous prime is 445102646357. The next prime is 445102646411. The reversal of 445102646399 is 993646201544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445102646399 - 2²⁰ = 445101597823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 445102646399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445102646309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222551323199 + 222551323200.

It is an arithmetic number, because the mean of its divisors is an integer number (222551323200).

Almost surely, 2^445102646399 is an apocalyptic number.

445102646399 is a deficient number, since it is larger than the sum of its proper divisors (1).

445102646399 is an equidigital number, since it uses as much as digits as its factorization.

445102646399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 445102646399 in words is "four hundred forty-five billion, one hundred two million, six hundred forty-six thousand, three hundred ninety-nine".