506874773345 has 4 divisors (see below), whose sum is σ = 608249728020. Its totient is φ = 405499818672.

The previous prime is 506874773323. The next prime is 506874773381. The reversal of 506874773345 is 543377478605.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 336984894016 + 169889879329 = 580504^2 + 412177^2 .

It is a cyclic number.

It is not a de Polignac number, because 506874773345 - 2⁸ = 506874773089 is a prime.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 50687477330 + ... + 50687477339.

It is an arithmetic number, because the mean of its divisors is an integer number (152062432005).

Almost surely, 2^506874773345 is an apocalyptic number.

It is an amenable number.

506874773345 is a deficient number, since it is larger than the sum of its proper divisors (101374954675).

506874773345 is a wasteful number, since it uses less digits than its factorization.

506874773345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101374954674.

The product of its (nonzero) digits is 59270400, while the sum is 59.

The spelling of 506874773345 in words is "five hundred six billion, eight hundred seventy-four million, seven hundred seventy-three thousand, three hundred forty-five".