86572286443 has 4 divisors (see below), whose sum is σ = 86573415280. Its totient is φ = 86571157608.

The previous prime is 86572286417. The next prime is 86572286459. The reversal of 86572286443 is 34468227568.

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-86572286443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86572286483) 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, 440280 + ... + 605797.

It is an arithmetic number, because the mean of its divisors is an integer number (21643353820).

Almost surely, 2^86572286443 is an apocalyptic number.

86572286443 is a deficient number, since it is larger than the sum of its proper divisors (1128837).

86572286443 is a wasteful number, since it uses less digits than its factorization.

86572286443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128836.

The product of its digits is 15482880, while the sum is 55.

The spelling of 86572286443 in words is "eighty-six billion, five hundred seventy-two million, two hundred eighty-six thousand, four hundred forty-three".