512313434623 has 8 divisors (see below), whose sum is σ = 517490395136. Its totient is φ = 507140379000.

The previous prime is 512313434597. The next prime is 512313434629. The reversal of 512313434623 is 326434313215.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 512313434623 - 2³⁷ = 374874481151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512313434629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 712143 + ... + 1237648.

It is an arithmetic number, because the mean of its divisors is an integer number (64686299392).

Almost surely, 2^512313434623 is an apocalyptic number.

512313434623 is a deficient number, since it is larger than the sum of its proper divisors (5176960513).

512313434623 is a wasteful number, since it uses less digits than its factorization.

512313434623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952445.

The product of its digits is 155520, while the sum is 37.

Adding to 512313434623 its reverse (326434313215), we get a palindrome (838747747838).

The spelling of 512313434623 in words is "five hundred twelve billion, three hundred thirteen million, four hundred thirty-four thousand, six hundred twenty-three".