1317317027008 has 112 divisors (see below), whose sum is σ = 2669225771520. Its totient is φ = 644941440000.

The previous prime is 1317317026951. The next prime is 1317317027009. The reversal of 1317317027008 is 8007207137131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1317317027009) 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, 229374985 + ... + 229380727.

It is an arithmetic number, because the mean of its divisors is an integer number (23832372960).

Almost surely, 2^{1317317027008} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1317317027008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1334612885760).

1317317027008 is an abundant number, since it is smaller than the sum of its proper divisors (1351908744512).

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

1317317027008 is a wasteful number, since it uses less digits than its factorization.

1317317027008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6246 (or 6236 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 40.

The spelling of 1317317027008 in words is "one trillion, three hundred seventeen billion, three hundred seventeen million, twenty-seven thousand, eight".