1316988833885 has 32 divisors (see below), whose sum is σ = 1731244492800. Its totient is φ = 957315179520.

The previous prime is 1316988833869. The next prime is 1316988833921. The reversal of 1316988833885 is 5883388896131.

It is not a de Polignac number, because 1316988833885 - 2⁴ = 1316988833869 is a prime.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 27265886 + ... + 27314144.

It is an arithmetic number, because the mean of its divisors is an integer number (54101390400).

Almost surely, 2^{1316988833885} is an apocalyptic number.

It is an amenable number.

1316988833885 is a deficient number, since it is larger than the sum of its proper divisors (414255658915).

1316988833885 is a wasteful number, since it uses less digits than its factorization.

1316988833885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59381.

The product of its digits is 238878720, while the sum is 71.

The spelling of 1316988833885 in words is "one trillion, three hundred sixteen billion, nine hundred eighty-eight million, eight hundred thirty-three thousand, eight hundred eighty-five".