456511368485023 has 2 divisors, whose sum is σ = 456511368485024. Its totient is φ = 456511368485022.

The previous prime is 456511368484979. The next prime is 456511368485041. The reversal of 456511368485023 is 320584863115654.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-456511368485023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456511368485323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228255684242511 + 228255684242512.

It is an arithmetic number, because the mean of its divisors is an integer number (228255684242512).

Almost surely, 2^{456511368485023} is an apocalyptic number.

456511368485023 is a deficient number, since it is larger than the sum of its proper divisors (1).

456511368485023 is an equidigital number, since it uses as much as digits as its factorization.

456511368485023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944000, while the sum is 61.

The spelling of 456511368485023 in words is "four hundred fifty-six trillion, five hundred eleven billion, three hundred sixty-eight million, four hundred eighty-five thousand, twenty-three".