506266263994 has 8 divisors (see below), whose sum is σ = 762354258228. Its totient is φ = 252148177920.

The previous prime is 506266263983. The next prime is 506266264051. The reversal of 506266263994 is 499362662605.

It can be written as a sum of positive squares in 2 ways, for example, as 432220779225 + 74045484769 = 657435^2 + 272113^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 492476397 + ... + 492477424.

Almost surely, 2^506266263994 is an apocalyptic number.

506266263994 is a deficient number, since it is larger than the sum of its proper divisors (256087994234).

506266263994 is a wasteful number, since it uses less digits than its factorization.

506266263994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984954080.

The product of its (nonzero) digits is 25194240, while the sum is 58.

The spelling of 506266263994 in words is "five hundred six billion, two hundred sixty-six million, two hundred sixty-three thousand, nine hundred ninety-four".