451206846513 has 12 divisors (see below), whose sum is σ = 651783299700. Its totient is φ = 300786067296.

The previous prime is 451206846509. The next prime is 451206846521. The reversal of 451206846513 is 315648602154.

451206846513 is a `hidden beast` number, since 4 + 5 + 120 + 6 + 8 + 4 + 6 + 513 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 167471648289 + 283735198224 = 409233^2 + 532668^2 .

It is not a de Polignac number, because 451206846513 - 2² = 451206846509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451206846523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1386106 + ... + 1680387.

It is an arithmetic number, because the mean of its divisors is an integer number (54315274975).

Almost surely, 2^451206846513 is an apocalyptic number.

It is an amenable number.

451206846513 is a deficient number, since it is larger than the sum of its proper divisors (200576453187).

451206846513 is a wasteful number, since it uses less digits than its factorization.

451206846513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3082848 (or 3082845 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 451206846513 in words is "four hundred fifty-one billion, two hundred six million, eight hundred forty-six thousand, five hundred thirteen".