456243255216677 has 2 divisors, whose sum is σ = 456243255216678. Its totient is φ = 456243255216676.

The previous prime is 456243255216613. The next prime is 456243255216691. The reversal of 456243255216677 is 776612552342654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 258270644781601 + 197972610435076 = 16070801^2 + 14070274^2 .

It is a cyclic number.

It is not a de Polignac number, because 456243255216677 - 2⁶ = 456243255216613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456243255216977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228121627608338 + 228121627608339.

It is an arithmetic number, because the mean of its divisors is an integer number (228121627608339).

Almost surely, 2^{456243255216677} is an apocalyptic number.

It is an amenable number.

456243255216677 is a deficient number, since it is larger than the sum of its proper divisors (1).

456243255216677 is an equidigital number, since it uses as much as digits as its factorization.

456243255216677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032000, while the sum is 65.

The spelling of 456243255216677 in words is "four hundred fifty-six trillion, two hundred forty-three billion, two hundred fifty-five million, two hundred sixteen thousand, six hundred seventy-seven".