86542210204399 has 2 divisors, whose sum is σ = 86542210204400. Its totient is φ = 86542210204398.

The previous prime is 86542210204363. The next prime is 86542210204441. The reversal of 86542210204399 is 99340201224568.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86542210204399 - 2¹¹ = 86542210202351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86542210204699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43271105102199 + 43271105102200.

It is an arithmetic number, because the mean of its divisors is an integer number (43271105102200).

Almost surely, 2^{86542210204399} is an apocalyptic number.

86542210204399 is a deficient number, since it is larger than the sum of its proper divisors (1).

86542210204399 is an equidigital number, since it uses as much as digits as its factorization.

86542210204399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 86542210204399 in words is "eighty-six trillion, five hundred forty-two billion, two hundred ten million, two hundred four thousand, three hundred ninety-nine".