4136243261599 has 2 divisors, whose sum is σ = 4136243261600. Its totient is φ = 4136243261598.

The previous prime is 4136243261543. The next prime is 4136243261609. The reversal of 4136243261599 is 9951623426314.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4136243261599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4136243261539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2068121630799 + 2068121630800.

It is an arithmetic number, because the mean of its divisors is an integer number (2068121630800).

Almost surely, 2^{4136243261599} is an apocalyptic number.

4136243261599 is a deficient number, since it is larger than the sum of its proper divisors (1).

4136243261599 is an equidigital number, since it uses as much as digits as its factorization.

4136243261599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8398080, while the sum is 55.

The spelling of 4136243261599 in words is "four trillion, one hundred thirty-six billion, two hundred forty-three million, two hundred sixty-one thousand, five hundred ninety-nine".