50291864205943 has 2 divisors, whose sum is σ = 50291864205944. Its totient is φ = 50291864205942.

The previous prime is 50291864205929. The next prime is 50291864206033. The reversal of 50291864205943 is 34950246819205.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50291864205943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50291864205643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25145932102971 + 25145932102972.

It is an arithmetic number, because the mean of its divisors is an integer number (25145932102972).

Almost surely, 2^{50291864205943} is an apocalyptic number.

50291864205943 is a deficient number, since it is larger than the sum of its proper divisors (1).

50291864205943 is an equidigital number, since it uses as much as digits as its factorization.

50291864205943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18662400, while the sum is 58.

The spelling of 50291864205943 in words is "fifty trillion, two hundred ninety-one billion, eight hundred sixty-four million, two hundred five thousand, nine hundred forty-three".