83718927618913 has 16 divisors (see below), whose sum is σ = 86384857768000. Its totient is φ = 81088385624064.

The previous prime is 83718927618901. The next prime is 83718927618917. The reversal of 83718927618913 is 31981672981738.

It is a cyclic number.

It is not a de Polignac number, because 83718927618913 - 2⁴¹ = 81519904363361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83718927618917) by changing a digit.

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, 13517163 + ... + 18712336.

It is an arithmetic number, because the mean of its divisors is an integer number (5399053610500).

Almost surely, 2^{83718927618913} is an apocalyptic number.

It is an amenable number.

83718927618913 is a deficient number, since it is larger than the sum of its proper divisors (2665930149087).

83718927618913 is a wasteful number, since it uses less digits than its factorization.

83718927618913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32230048.

The product of its digits is 219469824, while the sum is 73.

The spelling of 83718927618913 in words is "eighty-three trillion, seven hundred eighteen billion, nine hundred twenty-seven million, six hundred eighteen thousand, nine hundred thirteen".