86235342687 has 16 divisors (see below), whose sum is σ = 137583453280. Its totient is φ = 53067902976.

The previous prime is 86235342673. The next prime is 86235342707. The reversal of 86235342687 is 78624353268.

86235342687 is a `hidden beast` number, since 8 + 6 + 2 + 3 + 534 + 26 + 87 = 666.

It is not a de Polignac number, because 86235342687 - 2¹⁶ = 86235277151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86235342187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122842018 + ... + 122842719.

It is an arithmetic number, because the mean of its divisors is an integer number (8598965830).

Almost surely, 2^86235342687 is an apocalyptic number.

86235342687 is a deficient number, since it is larger than the sum of its proper divisors (51348110593).

86235342687 is a wasteful number, since it uses less digits than its factorization.

86235342687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245684759 (or 245684753 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The spelling of 86235342687 in words is "eighty-six billion, two hundred thirty-five million, three hundred forty-two thousand, six hundred eighty-seven".