1317673044018 has 32 divisors (see below), whose sum is σ = 2931652483200. Its totient is φ = 438700823568.

The previous prime is 1317673043977. The next prime is 1317673044049. The reversal of 1317673044018 is 8104403767131.

1317673044018 is a `hidden beast` number, since 1 + 3 + 176 + 7 + 30 + 440 + 1 + 8 = 666.

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, 14496621 + ... + 14587232.

It is an arithmetic number, because the mean of its divisors is an integer number (91614140100).

Almost surely, 2^{1317673044018} is an apocalyptic number.

1317673044018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1317673044018 is an abundant number, since it is smaller than the sum of its proper divisors (1613979439182).

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

1317673044018 is a wasteful number, since it uses less digits than its factorization.

1317673044018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29084703 (or 29084697 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 1317673044018 in words is "one trillion, three hundred seventeen billion, six hundred seventy-three million, forty-four thousand, eighteen".