317431431746 has 16 divisors (see below), whose sum is σ = 559389656448. Its totient is φ = 133188013200.

The previous prime is 317431431679. The next prime is 317431431767. The reversal of 317431431746 is 647134134713.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 317431431697 and 317431431706.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554949770 + ... + 554950341.

It is an arithmetic number, because the mean of its divisors is an integer number (34961853528).

Almost surely, 2^317431431746 is an apocalyptic number.

317431431746 is a deficient number, since it is larger than the sum of its proper divisors (241958224702).

317431431746 is a wasteful number, since it uses less digits than its factorization.

317431431746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109900137.

The product of its digits is 508032, while the sum is 44.

The spelling of 317431431746 in words is "three hundred seventeen billion, four hundred thirty-one million, four hundred thirty-one thousand, seven hundred forty-six".