28241645597567 has 2 divisors, whose sum is σ = 28241645597568. Its totient is φ = 28241645597566.

The previous prime is 28241645597447. The next prime is 28241645597609. The reversal of 28241645597567 is 76579554614282.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28241645597567 - 2²⁰ = 28241644548991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28241645597567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28241645597267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14120822798783 + 14120822798784.

It is an arithmetic number, because the mean of its divisors is an integer number (14120822798784).

Almost surely, 2^{28241645597567} is an apocalyptic number.

28241645597567 is a deficient number, since it is larger than the sum of its proper divisors (1).

28241645597567 is an equidigital number, since it uses as much as digits as its factorization.

28241645597567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064000, while the sum is 71.

The spelling of 28241645597567 in words is "twenty-eight trillion, two hundred forty-one billion, six hundred forty-five million, five hundred ninety-seven thousand, five hundred sixty-seven".