317474772850 has 24 divisors (see below), whose sum is σ = 590550299460. Its totient is φ = 126979753920.

The previous prime is 317474772841. The next prime is 317474772889. The reversal of 317474772850 is 58277474713.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 127712602161 + 189762170689 = 357369^2 + 435617^2 .

It is a junction number, because it is equal to n+sod(n) for n = 317474772791 and 317474772800.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 393984 + ... + 888916.

Almost surely, 2^317474772850 is an apocalyptic number.

317474772850 is a deficient number, since it is larger than the sum of its proper divisors (273075526610).

317474772850 is a wasteful number, since it uses less digits than its factorization.

317474772850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507774 (or 507769 counting only the distinct ones).

The product of its (nonzero) digits is 9219840, while the sum is 55.

The spelling of 317474772850 in words is "three hundred seventeen billion, four hundred seventy-four million, seven hundred seventy-two thousand, eight hundred fifty".