317233253428 has 48 divisors (see below), whose sum is σ = 683327594880. Its totient is φ = 125488589184.

The previous prime is 317233253371. The next prime is 317233253429. The reversal of 317233253428 is 824352332713.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317233253429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5661075 + ... + 5716837.

It is an arithmetic number, because the mean of its divisors is an integer number (14235991560).

Almost surely, 2^317233253428 is an apocalyptic number.

It is an amenable number.

317233253428 is an abundant number, since it is smaller than the sum of its proper divisors (366094341452).

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

317233253428 is a wasteful number, since it uses less digits than its factorization.

317233253428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71416 (or 71414 counting only the distinct ones).

The product of its digits is 725760, while the sum is 43.

The spelling of 317233253428 in words is "three hundred seventeen billion, two hundred thirty-three million, two hundred fifty-three thousand, four hundred twenty-eight".