86029598909 has 2 divisors, whose sum is σ = 86029598910. Its totient is φ = 86029598908.

The previous prime is 86029598867. The next prime is 86029598911. The reversal of 86029598909 is 90989592068.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72509025625 + 13520573284 = 269275^2 + 116278^2 .

It is a cyclic number.

It is not a de Polignac number, because 86029598909 - 2³² = 81734631613 is a prime.

Together with 86029598911, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86029598929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43014799454 + 43014799455.

It is an arithmetic number, because the mean of its divisors is an integer number (43014799455).

Almost surely, 2^86029598909 is an apocalyptic number.

It is an amenable number.

86029598909 is a deficient number, since it is larger than the sum of its proper divisors (1).

86029598909 is an equidigital number, since it uses as much as digits as its factorization.

86029598909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25194240, while the sum is 65.

The spelling of 86029598909 in words is "eighty-six billion, twenty-nine million, five hundred ninety-eight thousand, nine hundred nine".