451660340313 has 24 divisors (see below), whose sum is σ = 802951717568. Its totient is φ = 238238420832.

The previous prime is 451660340293. The next prime is 451660340317. The reversal of 451660340313 is 313043066154.

451660340313 is a `hidden beast` number, since 4 + 5 + 1 + 6 + 603 + 40 + 3 + 1 + 3 = 666.

It is not a de Polignac number, because 451660340313 - 2¹⁴ = 451660323929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451660340317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 275738095 + ... + 275739732.

Almost surely, 2^451660340313 is an apocalyptic number.

It is an amenable number.

451660340313 is a deficient number, since it is larger than the sum of its proper divisors (351291377255).

451660340313 is a wasteful number, since it uses less digits than its factorization.

451660340313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551477853 (or 551477850 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 451660340313 in words is "four hundred fifty-one billion, six hundred sixty million, three hundred forty thousand, three hundred thirteen".