85801135235 has 4 divisors (see below), whose sum is σ = 102961362288. Its totient is φ = 68640908184.

The previous prime is 85801135213. The next prime is 85801135249. The reversal of 85801135235 is 53253110858.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85801135235 - 2⁶ = 85801135171 is a prime.

It is a super-2 number, since 2×85801135235² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85801135192 and 85801135201.

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 3 ways as a sum of consecutive naturals, for example, 8580113519 + ... + 8580113528.

It is an arithmetic number, because the mean of its divisors is an integer number (25740340572).

Almost surely, 2^85801135235 is an apocalyptic number.

85801135235 is a deficient number, since it is larger than the sum of its proper divisors (17160227053).

85801135235 is a wasteful number, since it uses less digits than its factorization.

85801135235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17160227052.

The product of its (nonzero) digits is 144000, while the sum is 41.

The spelling of 85801135235 in words is "eighty-five billion, eight hundred one million, one hundred thirty-five thousand, two hundred thirty-five".