8174516085 has 32 divisors (see below), whose sum is σ = 15033600000. Its totient is φ = 4209403968.

The previous prime is 8174516083. The next prime is 8174516087. The reversal of 8174516085 is 5806154718.

It is an interprime number because it is at equal distance from previous prime (8174516083) and next prime (8174516087).

It is not a de Polignac number, because 8174516085 - 2¹ = 8174516083 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8174516085.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8174516083) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1040085 + ... + 1047914.

It is an arithmetic number, because the mean of its divisors is an integer number (469800000).

Almost surely, 2^8174516085 is an apocalyptic number.

It is an amenable number.

8174516085 is a deficient number, since it is larger than the sum of its proper divisors (6859083915).

8174516085 is a wasteful number, since it uses less digits than its factorization.

8174516085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088042 (or 2088036 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 45.

The square root of 8174516085 is about 90413.0305044577. The cubic root of 8174516085 is about 2014.4385208075.

The spelling of 8174516085 in words is "eight billion, one hundred seventy-four million, five hundred sixteen thousand, eighty-five".