86264942587 has 2 divisors, whose sum is σ = 86264942588. Its totient is φ = 86264942586.

The previous prime is 86264942509. The next prime is 86264942591. The reversal of 86264942587 is 78524946268.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86264942587 - 2²³ = 86256553979 is a prime.

It is not a weakly prime, because it can be changed into another prime (86264942287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43132471293 + 43132471294.

It is an arithmetic number, because the mean of its divisors is an integer number (43132471294).

Almost surely, 2^86264942587 is an apocalyptic number.

86264942587 is a deficient number, since it is larger than the sum of its proper divisors (1).

86264942587 is an equidigital number, since it uses as much as digits as its factorization.

86264942587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46448640, while the sum is 61.

The spelling of 86264942587 in words is "eighty-six billion, two hundred sixty-four million, nine hundred forty-two thousand, five hundred eighty-seven".