451247616771223 has 2 divisors, whose sum is σ = 451247616771224. Its totient is φ = 451247616771222.

The previous prime is 451247616771191. The next prime is 451247616771269. The reversal of 451247616771223 is 322177616742154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 451247616771223 - 2⁵ = 451247616771191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451247616771823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225623808385611 + 225623808385612.

It is an arithmetic number, because the mean of its divisors is an integer number (225623808385612).

Almost surely, 2^{451247616771223} is an apocalyptic number.

451247616771223 is a deficient number, since it is larger than the sum of its proper divisors (1).

451247616771223 is an equidigital number, since it uses as much as digits as its factorization.

451247616771223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23708160, while the sum is 58.

The spelling of 451247616771223 in words is "four hundred fifty-one trillion, two hundred forty-seven billion, six hundred sixteen million, seven hundred seventy-one thousand, two hundred twenty-three".