86880571187 has 2 divisors, whose sum is σ = 86880571188. Its totient is φ = 86880571186.

The previous prime is 86880571133. The next prime is 86880571213. The reversal of 86880571187 is 78117508868.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86880571187 - 2¹⁰ = 86880570163 is a prime.

It is not a weakly prime, because it can be changed into another prime (86880571117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43440285593 + 43440285594.

It is an arithmetic number, because the mean of its divisors is an integer number (43440285594).

Almost surely, 2^86880571187 is an apocalyptic number.

86880571187 is a deficient number, since it is larger than the sum of its proper divisors (1).

86880571187 is an equidigital number, since it uses as much as digits as its factorization.

86880571187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6021120, while the sum is 59.

The spelling of 86880571187 in words is "eighty-six billion, eight hundred eighty million, five hundred seventy-one thousand, one hundred eighty-seven".