85596811 has 4 divisors (see below), whose sum is σ = 86427952. Its totient is φ = 84765672.

The previous prime is 85596781. The next prime is 85596829. The reversal of 85596811 is 11869558.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11869558 = 2 ⋅5934779.

It is a cyclic number.

It is not a de Polignac number, because 85596811 - 2⁵ = 85596779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85593811) 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, 415416 + ... + 415621.

It is an arithmetic number, because the mean of its divisors is an integer number (21606988).

Almost surely, 2^85596811 is an apocalyptic number.

85596811 is a deficient number, since it is larger than the sum of its proper divisors (831141).

85596811 is a wasteful number, since it uses less digits than its factorization.

85596811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831140.

The product of its digits is 86400, while the sum is 43.

The square root of 85596811 is about 9251.8544627550. The cubic root of 85596811 is about 440.7096176775.

The spelling of 85596811 in words is "eighty-five million, five hundred ninety-six thousand, eight hundred eleven".