85673315233 has 4 divisors (see below), whose sum is σ = 93461798448. Its totient is φ = 77884832020.

The previous prime is 85673315201. The next prime is 85673315239. The reversal of 85673315233 is 33251337658.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85673315233 - 2⁵ = 85673315201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85673315239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3894241591 + ... + 3894241612.

It is an arithmetic number, because the mean of its divisors is an integer number (23365449612).

Almost surely, 2^85673315233 is an apocalyptic number.

It is an amenable number.

85673315233 is a deficient number, since it is larger than the sum of its proper divisors (7788483215).

85673315233 is a wasteful number, since it uses less digits than its factorization.

85673315233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7788483214.

The product of its digits is 1360800, while the sum is 46.

The spelling of 85673315233 in words is "eighty-five billion, six hundred seventy-three million, three hundred fifteen thousand, two hundred thirty-three".