86574706187 has 2 divisors, whose sum is σ = 86574706188. Its totient is φ = 86574706186.

The previous prime is 86574706129. The next prime is 86574706193. The reversal of 86574706187 is 78160747568.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86574706187 - 2¹² = 86574702091 is a prime.

It is not a weakly prime, because it can be changed into another prime (86574706087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43287353093 + 43287353094.

It is an arithmetic number, because the mean of its divisors is an integer number (43287353094).

Almost surely, 2^86574706187 is an apocalyptic number.

86574706187 is a deficient number, since it is larger than the sum of its proper divisors (1).

86574706187 is an equidigital number, since it uses as much as digits as its factorization.

86574706187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15805440, while the sum is 59.

The spelling of 86574706187 in words is "eighty-six billion, five hundred seventy-four million, seven hundred six thousand, one hundred eighty-seven".