86544018896 has 20 divisors (see below), whose sum is σ = 168097201284. Its totient is φ = 43164096000.

The previous prime is 86544018893. The next prime is 86544018937. The reversal of 86544018896 is 69881044568.

It can be written as a sum of positive squares in 2 ways, for example, as 85870097296 + 673921600 = 293036^2 + 25960^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86544018893) 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, 6737975 + ... + 6750806.

Almost surely, 2^86544018896 is an apocalyptic number.

It is an amenable number.

86544018896 is a deficient number, since it is larger than the sum of its proper divisors (81553182388).

86544018896 is a wasteful number, since it uses less digits than its factorization.

86544018896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13489190 (or 13489184 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 59.

The spelling of 86544018896 in words is "eighty-six billion, five hundred forty-four million, eighteen thousand, eight hundred ninety-six".