85475711164 has 36 divisors (see below), whose sum is σ = 161654102064. Its totient is φ = 39470007808.

The previous prime is 85475711143. The next prime is 85475711173. The reversal of 85475711164 is 46111757458.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 474997 + ... + 629740.

It is an arithmetic number, because the mean of its divisors is an integer number (4490391724).

Almost surely, 2^85475711164 is an apocalyptic number.

It is an amenable number.

85475711164 is a deficient number, since it is larger than the sum of its proper divisors (76178390900).

85475711164 is a wasteful number, since it uses less digits than its factorization.

85475711164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104822 (or 1104791 counting only the distinct ones).

The product of its digits is 940800, while the sum is 49.

The spelling of 85475711164 in words is "eighty-five billion, four hundred seventy-five million, seven hundred eleven thousand, one hundred sixty-four".