99195659466811 has 2 divisors, whose sum is σ = 99195659466812. Its totient is φ = 99195659466810.

The previous prime is 99195659466809. The next prime is 99195659466817. The reversal of 99195659466811 is 11866495659199.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99195659466811 - 2¹ = 99195659466809 is a prime.

Together with 99195659466809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (99195659466817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49597829733405 + 49597829733406.

It is an arithmetic number, because the mean of its divisors is an integer number (49597829733406).

Almost surely, 2^{99195659466811} is an apocalyptic number.

99195659466811 is a deficient number, since it is larger than the sum of its proper divisors (1).

99195659466811 is an equidigital number, since it uses as much as digits as its factorization.

99195659466811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1133740800, while the sum is 79.

The spelling of 99195659466811 in words is "ninety-nine trillion, one hundred ninety-five billion, six hundred fifty-nine million, four hundred sixty-six thousand, eight hundred eleven".