86688286851 has 8 divisors (see below), whose sum is σ = 115602578704. Its totient is φ = 57783093120.

The previous prime is 86688286849. The next prime is 86688286907. The reversal of 86688286851 is 15868288668.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86688286851 - 2¹ = 86688286849 is a prime.

It is a super-2 number, since 2×86688286851² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86688286151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2252266 + ... + 2290431.

It is an arithmetic number, because the mean of its divisors is an integer number (14450322338).

Almost surely, 2^86688286851 is an apocalyptic number.

86688286851 is a deficient number, since it is larger than the sum of its proper divisors (28914291853).

86688286851 is a wasteful number, since it uses less digits than its factorization.

86688286851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4549061.

The product of its digits is 70778880, while the sum is 66.

The spelling of 86688286851 in words is "eighty-six billion, six hundred eighty-eight million, two hundred eighty-six thousand, eight hundred fifty-one".