86180590087 has 2 divisors, whose sum is σ = 86180590088. Its totient is φ = 86180590086.

The previous prime is 86180590079. The next prime is 86180590183. The reversal of 86180590087 is 78009508168.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86180590087 - 2³ = 86180590079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86180590787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43090295043 + 43090295044.

It is an arithmetic number, because the mean of its divisors is an integer number (43090295044).

Almost surely, 2^86180590087 is an apocalyptic number.

86180590087 is a deficient number, since it is larger than the sum of its proper divisors (1).

86180590087 is an equidigital number, since it uses as much as digits as its factorization.

86180590087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 52.

The spelling of 86180590087 in words is "eighty-six billion, one hundred eighty million, five hundred ninety thousand, eighty-seven".