85814403668338 has 8 divisors (see below), whose sum is σ = 129179689508700. Its totient is φ = 42754507165440.

The previous prime is 85814403668297. The next prime is 85814403668339. The reversal of 85814403668338 is 83386630441858.

It can be written as a sum of positive squares in 2 ways, for example, as 84552751296049 + 1261652372289 = 9195257^2 + 1123233^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×85814403668338² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85814403668339) 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 3 ways as a sum of consecutive naturals, for example, 76347333663 + ... + 76347334786.

Almost surely, 2^{85814403668338} is an apocalyptic number.

85814403668338 is a deficient number, since it is larger than the sum of its proper divisors (43365285840362).

85814403668338 is a wasteful number, since it uses less digits than its factorization.

85814403668338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152694668732.

The product of its (nonzero) digits is 318504960, while the sum is 67.

The spelling of 85814403668338 in words is "eighty-five trillion, eight hundred fourteen billion, four hundred three million, six hundred sixty-eight thousand, three hundred thirty-eight".