85860810699 has 4 divisors (see below), whose sum is σ = 114481080936. Its totient is φ = 57240540464.

The previous prime is 85860810689. The next prime is 85860810713. The reversal of 85860810699 is 99601806858.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85860810699 - 2¹⁶ = 85860745163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85860810689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14310135114 + ... + 14310135119.

It is an arithmetic number, because the mean of its divisors is an integer number (28620270234).

Almost surely, 2^85860810699 is an apocalyptic number.

85860810699 is a deficient number, since it is larger than the sum of its proper divisors (28620270237).

85860810699 is a wasteful number, since it uses less digits than its factorization.

85860810699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28620270236.

The product of its (nonzero) digits is 7464960, while the sum is 60.

The spelling of 85860810699 in words is "eighty-five billion, eight hundred sixty million, eight hundred ten thousand, six hundred ninety-nine".