317191468740 has 48 divisors (see below), whose sum is σ = 895129331712. Its totient is φ = 83918370816.

The previous prime is 317191468709. The next prime is 317191468817. The reversal of 317191468740 is 47864191713.

It is a super-2 number, since 2×317191468740² (a number of 24 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 20805469 + ... + 20820708.

It is an arithmetic number, because the mean of its divisors is an integer number (18648527744).

Almost surely, 2^317191468740 is an apocalyptic number.

317191468740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

317191468740 is an abundant number, since it is smaller than the sum of its proper divisors (577937862972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

317191468740 is a wasteful number, since it uses less digits than its factorization.

317191468740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41626316 (or 41626314 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 51.

The spelling of 317191468740 in words is "three hundred seventeen billion, one hundred ninety-one million, four hundred sixty-eight thousand, seven hundred forty".