85964763211 has 4 divisors (see below), whose sum is σ = 85965349624. Its totient is φ = 85964176800.

The previous prime is 85964763113. The next prime is 85964763229. The reversal of 85964763211 is 11236746958.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 11236746958 = 2 ⋅5618373479.

It is a cyclic number.

It is not a de Polignac number, because 85964763211 - 2²¹ = 85962666059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85964763011) 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, 143251 + ... + 438691.

It is an arithmetic number, because the mean of its divisors is an integer number (21491337406).

Almost surely, 2^85964763211 is an apocalyptic number.

85964763211 is a deficient number, since it is larger than the sum of its proper divisors (586413).

85964763211 is a wasteful number, since it uses less digits than its factorization.

85964763211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586412.

The product of its digits is 2177280, while the sum is 52.

The spelling of 85964763211 in words is "eighty-five billion, nine hundred sixty-four million, seven hundred sixty-three thousand, two hundred eleven".