86040580687 has 4 divisors (see below), whose sum is σ = 86334234840. Its totient is φ = 85746926536.

The previous prime is 86040580667. The next prime is 86040580697. The reversal of 86040580687 is 78608504068.

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 86040580687 - 2¹¹ = 86040578639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86040580667) 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, 146826637 + ... + 146827222.

It is an arithmetic number, because the mean of its divisors is an integer number (21583558710).

Almost surely, 2^86040580687 is an apocalyptic number.

86040580687 is a deficient number, since it is larger than the sum of its proper divisors (293654153).

86040580687 is a wasteful number, since it uses less digits than its factorization.

86040580687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293654152.

The product of its (nonzero) digits is 2580480, while the sum is 52.

The spelling of 86040580687 in words is "eighty-six billion, forty million, five hundred eighty thousand, six hundred eighty-seven".