85660713 has 16 divisors (see below), whose sum is σ = 127083840. Its totient is φ = 57026592.

The previous prime is 85660709. The next prime is 85660733. The reversal of 85660713 is 31706658.

It is not a de Polignac number, because 85660713 - 2² = 85660709 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85660703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22045 + ... + 25637.

It is an arithmetic number, because the mean of its divisors is an integer number (7942740).

Almost surely, 2^85660713 is an apocalyptic number.

It is an amenable number.

85660713 is a deficient number, since it is larger than the sum of its proper divisors (41423127).

85660713 is a wasteful number, since it uses less digits than its factorization.

85660713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4485 (or 4479 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 85660713 is about 9255.3072882536. The cubic root of 85660713 is about 440.8192604723.

The spelling of 85660713 in words is "eighty-five million, six hundred sixty thousand, seven hundred thirteen".