86912346487 has 2 divisors, whose sum is σ = 86912346488. Its totient is φ = 86912346486.

The previous prime is 86912346457. The next prime is 86912346503. The reversal of 86912346487 is 78464321968.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86912346487 - 2⁷ = 86912346359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86912346457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43456173243 + 43456173244.

It is an arithmetic number, because the mean of its divisors is an integer number (43456173244).

Almost surely, 2^86912346487 is an apocalyptic number.

86912346487 is a deficient number, since it is larger than the sum of its proper divisors (1).

86912346487 is an equidigital number, since it uses as much as digits as its factorization.

86912346487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13934592, while the sum is 58.

The spelling of 86912346487 in words is "eighty-six billion, nine hundred twelve million, three hundred forty-six thousand, four hundred eighty-seven".