85163516 has 12 divisors (see below), whose sum is σ = 149468088. Its totient is φ = 42458352.

The previous prime is 85163509. The next prime is 85163537. The reversal of 85163516 is 61536158.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29291 + ... + 32066.

It is an arithmetic number, because the mean of its divisors is an integer number (12455674).

Almost surely, 2^85163516 is an apocalyptic number.

It is an amenable number.

85163516 is a deficient number, since it is larger than the sum of its proper divisors (64304572).

85163516 is a wasteful number, since it uses less digits than its factorization.

85163516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61708 (or 61706 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The square root of 85163516 is about 9228.4080967413. The cubic root of 85163516 is about 439.9647285776.

The spelling of 85163516 in words is "eighty-five million, one hundred sixty-three thousand, five hundred sixteen".