506313233523 has 24 divisors (see below), whose sum is σ = 760617331760. Its totient is φ = 324287530560.

The previous prime is 506313233519. The next prime is 506313233627. The reversal of 506313233523 is 325332313605.

506313233523 is a `hidden beast` number, since 5 + 0 + 6 + 313 + 2 + 335 + 2 + 3 = 666.

It is not a de Polignac number, because 506313233523 - 2² = 506313233519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506313233123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10700188 + ... + 10747401.

Almost surely, 2^506313233523 is an apocalyptic number.

506313233523 is a deficient number, since it is larger than the sum of its proper divisors (254304098237).

506313233523 is a wasteful number, since it uses less digits than its factorization.

506313233523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21447699 (or 21447696 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 36.

The spelling of 506313233523 in words is "five hundred six billion, three hundred thirteen million, two hundred thirty-three thousand, five hundred twenty-three".