86647328584087 has 4 divisors (see below), whose sum is σ = 86648560963200. Its totient is φ = 86646096204976.

The previous prime is 86647328584051. The next prime is 86647328584109. The reversal of 86647328584087 is 78048582374668.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86647328584087 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 (86647328584007) 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, 616084087 + ... + 616224712.

It is an arithmetic number, because the mean of its divisors is an integer number (21662140240800).

Almost surely, 2^{86647328584087} is an apocalyptic number.

86647328584087 is a deficient number, since it is larger than the sum of its proper divisors (1232379113).

86647328584087 is a wasteful number, since it uses less digits than its factorization.

86647328584087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232379112.

The product of its (nonzero) digits is 3468165120, while the sum is 76.

The spelling of 86647328584087 in words is "eighty-six trillion, six hundred forty-seven billion, three hundred twenty-eight million, five hundred eighty-four thousand, eighty-seven".