86236877863427 has 2 divisors, whose sum is σ = 86236877863428. Its totient is φ = 86236877863426.

The previous prime is 86236877863261. The next prime is 86236877863483. The reversal of 86236877863427 is 72436877863268.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86236877863427 - 2¹² = 86236877859331 is a prime.

It is not a weakly prime, because it can be changed into another prime (86236877863727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43118438931713 + 43118438931714.

It is an arithmetic number, because the mean of its divisors is an integer number (43118438931714).

Almost surely, 2^{86236877863427} is an apocalyptic number.

86236877863427 is a deficient number, since it is larger than the sum of its proper divisors (1).

86236877863427 is an equidigital number, since it uses as much as digits as its factorization.

86236877863427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5462360064, while the sum is 77.

The spelling of 86236877863427 in words is "eighty-six trillion, two hundred thirty-six billion, eight hundred seventy-seven million, eight hundred sixty-three thousand, four hundred twenty-seven".