1316185829378 has 16 divisors (see below), whose sum is σ = 2256516018240. Its totient is φ = 564030277776.

The previous prime is 1316185829363. The next prime is 1316185829443. The reversal of 1316185829378 is 8739285816131.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1316185829378.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3947693 + ... + 4268096.

It is an arithmetic number, because the mean of its divisors is an integer number (141032251140).

Almost surely, 2^{1316185829378} is an apocalyptic number.

1316185829378 is a deficient number, since it is larger than the sum of its proper divisors (940330188862).

1316185829378 is a wasteful number, since it uses less digits than its factorization.

1316185829378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8227241.

The product of its digits is 17418240, while the sum is 62.

The spelling of 1316185829378 in words is "one trillion, three hundred sixteen billion, one hundred eighty-five million, eight hundred twenty-nine thousand, three hundred seventy-eight".