86852039857 has 16 divisors (see below), whose sum is σ = 101734061184. Its totient is φ = 73265248000.

The previous prime is 86852039843. The next prime is 86852039893. The reversal of 86852039857 is 75893025868.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86852039857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86852039795 and 86852039804.

It is not an unprimeable number, because it can be changed into a prime (86852039657) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3257494 + ... + 3284047.

It is an arithmetic number, because the mean of its divisors is an integer number (6358378824).

Almost surely, 2^86852039857 is an apocalyptic number.

It is an amenable number.

86852039857 is a deficient number, since it is larger than the sum of its proper divisors (14882021327).

86852039857 is a wasteful number, since it uses less digits than its factorization.

86852039857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6541640.

The product of its (nonzero) digits is 29030400, while the sum is 61.

The spelling of 86852039857 in words is "eighty-six billion, eight hundred fifty-two million, thirty-nine thousand, eight hundred fifty-seven".