1317942066774 has 16 divisors (see below), whose sum is σ = 2635901956800. Its totient is φ = 439311051720.

The previous prime is 1317942066751. The next prime is 1317942066787. The reversal of 1317942066774 is 4776602497131.

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, 340077 + ... + 1658775.

It is an arithmetic number, because the mean of its divisors is an integer number (164743872300).

Almost surely, 2^{1317942066774} is an apocalyptic number.

1317942066774 is an abundant number, since it is smaller than the sum of its proper divisors (1317959890026).

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

1317942066774 is a wasteful number, since it uses less digits than its factorization.

1317942066774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485275.

The product of its (nonzero) digits is 10668672, while the sum is 57.

The spelling of 1317942066774 in words is "one trillion, three hundred seventeen billion, nine hundred forty-two million, sixty-six thousand, seven hundred seventy-four".