512313040332451 has 4 divisors (see below), whose sum is σ = 512374638638272. Its totient is φ = 512251442026632.

The previous prime is 512313040332439. The next prime is 512313040332473. The reversal of 512313040332451 is 154233040313215.

It is a happy number.

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 512313040332451 - 2¹⁷ = 512313040201379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 512313040332451.

It is not an unprimeable number, because it can be changed into a prime (512313040332481) 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, 30799140435 + ... + 30799157068.

It is an arithmetic number, because the mean of its divisors is an integer number (128093659659568).

Almost surely, 2^{512313040332451} is an apocalyptic number.

512313040332451 is a deficient number, since it is larger than the sum of its proper divisors (61598305821).

512313040332451 is an equidigital number, since it uses as much as digits as its factorization.

512313040332451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61598305820.

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 512313040332451 its reverse (154233040313215), we get a palindrome (666546080645666).

The spelling of 512313040332451 in words is "five hundred twelve trillion, three hundred thirteen billion, forty million, three hundred thirty-two thousand, four hundred fifty-one".