85090479311 has 16 divisors (see below), whose sum is σ = 91888724160. Its totient is φ = 78552714240.

The previous prime is 85090479281. The next prime is 85090479317. The reversal of 85090479311 is 11397409058.

It is a cyclic number.

It is not a de Polignac number, because 85090479311 - 2¹⁰ = 85090478287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85090479317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1723871 + ... + 1772543.

It is an arithmetic number, because the mean of its divisors is an integer number (5743045260).

Almost surely, 2^85090479311 is an apocalyptic number.

85090479311 is a deficient number, since it is larger than the sum of its proper divisors (6798244849).

85090479311 is a wasteful number, since it uses less digits than its factorization.

85090479311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51346.

The product of its (nonzero) digits is 272160, while the sum is 47.

The spelling of 85090479311 in words is "eighty-five billion, ninety million, four hundred seventy-nine thousand, three hundred eleven".