473956475317 has 4 divisors (see below), whose sum is σ = 510414665740. Its totient is φ = 437498284896.

The previous prime is 473956475303. The next prime is 473956475381. The reversal of 473956475317 is 713574659374.

It is a happy number.

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 131039656036 + 342916819281 = 361994^2 + 585591^2 .

It is a cyclic number.

It is not a de Polignac number, because 473956475317 - 2²³ = 473948086709 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 (473956475387) by changing a digit.

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, 18229095192 + ... + 18229095217.

It is an arithmetic number, because the mean of its divisors is an integer number (127603666435).

Almost surely, 2^473956475317 is an apocalyptic number.

It is an amenable number.

473956475317 is a deficient number, since it is larger than the sum of its proper divisors (36458190423).

473956475317 is a wasteful number, since it uses less digits than its factorization.

473956475317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36458190422.

The product of its digits is 66679200, while the sum is 61.

The spelling of 473956475317 in words is "four hundred seventy-three billion, nine hundred fifty-six million, four hundred seventy-five thousand, three hundred seventeen".