1317885275064 has 32 divisors (see below), whose sum is σ = 3294902304000. Its totient is φ = 439269876192.

The previous prime is 1317885275059. The next prime is 1317885275089. The reversal of 1317885275064 is 4605725887131.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1317885274995 and 1317885275013.

It is a congruent number.

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, 1146754 + ... + 1987665.

It is an arithmetic number, because the mean of its divisors is an integer number (102965697000).

Almost surely, 2^{1317885275064} is an apocalyptic number.

It is an amenable number.

1317885275064 is an abundant number, since it is smaller than the sum of its proper divisors (1977017028936).

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

1317885275064 is a wasteful number, since it uses less digits than its factorization.

1317885275064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3151947 (or 3151943 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 57.

The spelling of 1317885275064 in words is "one trillion, three hundred seventeen billion, eight hundred eighty-five million, two hundred seventy-five thousand, sixty-four".