86694444535 has 16 divisors (see below), whose sum is σ = 109209415680. Its totient is φ = 65980674720.

The previous prime is 86694444523. The next prime is 86694444547. The reversal of 86694444535 is 53544449668.

It is an interprime number because it is at equal distance from previous prime (86694444523) and next prime (86694444547).

It is not a de Polignac number, because 86694444535 - 2¹¹ = 86694442487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86694444535.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4730847 + ... + 4749136.

It is an arithmetic number, because the mean of its divisors is an integer number (6825588480).

Almost surely, 2^86694444535 is an apocalyptic number.

86694444535 is a deficient number, since it is larger than the sum of its proper divisors (22514971145).

86694444535 is a wasteful number, since it uses less digits than its factorization.

86694444535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9480078.

The product of its digits is 49766400, while the sum is 58.

The spelling of 86694444535 in words is "eighty-six billion, six hundred ninety-four million, four hundred forty-four thousand, five hundred thirty-five".