445745622299987 has 2 divisors, whose sum is σ = 445745622299988. Its totient is φ = 445745622299986.

The previous prime is 445745622299953. The next prime is 445745622300023. The reversal of 445745622299987 is 789992226547544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445745622299987 - 2²⁴ = 445745605522771 is a prime.

It is not a weakly prime, because it can be changed into another prime (445745622299387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222872811149993 + 222872811149994.

It is an arithmetic number, because the mean of its divisors is an integer number (222872811149994).

Almost surely, 2^{445745622299987} is an apocalyptic number.

445745622299987 is a deficient number, since it is larger than the sum of its proper divisors (1).

445745622299987 is an equidigital number, since it uses as much as digits as its factorization.

445745622299987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21946982400, while the sum is 83.

The spelling of 445745622299987 in words is "four hundred forty-five trillion, seven hundred forty-five billion, six hundred twenty-two million, two hundred ninety-nine thousand, nine hundred eighty-seven".