451115127207163 has 4 divisors (see below), whose sum is σ = 451115200224040. Its totient is φ = 451115054190288.

The previous prime is 451115127207149. The next prime is 451115127207167. The reversal of 451115127207163 is 361702721511154.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 451115127207163 - 2⁵ = 451115127207131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (451115127207167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26287218 + ... + 39915511.

It is an arithmetic number, because the mean of its divisors is an integer number (112778800056010).

Almost surely, 2^{451115127207163} is an apocalyptic number.

451115127207163 is a deficient number, since it is larger than the sum of its proper divisors (73016877).

451115127207163 is an equidigital number, since it uses as much as digits as its factorization.

451115127207163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73016876.

The product of its (nonzero) digits is 352800, while the sum is 46.

The spelling of 451115127207163 in words is "four hundred fifty-one trillion, one hundred fifteen billion, one hundred twenty-seven million, two hundred seven thousand, one hundred sixty-three".