451242631056567 has 32 divisors (see below), whose sum is σ = 688652511966720. Its totient is φ = 257461444091520.

The previous prime is 451242631056533. The next prime is 451242631056611. The reversal of 451242631056567 is 765650136242154.

It is not a de Polignac number, because 451242631056567 - 2²⁰ = 451242630007991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451242631056467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34158013 + ... + 45489065.

It is an arithmetic number, because the mean of its divisors is an integer number (21520390998960).

Almost surely, 2^{451242631056567} is an apocalyptic number.

451242631056567 is a deficient number, since it is larger than the sum of its proper divisors (237409880910153).

451242631056567 is a wasteful number, since it uses less digits than its factorization.

451242631056567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11333943.

The product of its (nonzero) digits is 36288000, while the sum is 57.

The spelling of 451242631056567 in words is "four hundred fifty-one trillion, two hundred forty-two billion, six hundred thirty-one million, fifty-six thousand, five hundred sixty-seven".