843393950423 has 2 divisors, whose sum is σ = 843393950424. Its totient is φ = 843393950422.

The previous prime is 843393950401. The next prime is 843393950431. The reversal of 843393950423 is 324059393348.

843393950423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 843393950423 - 2¹² = 843393946327 is a prime.

It is a super-2 number, since 2×843393950423² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (843393950323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421696975211 + 421696975212.

It is an arithmetic number, because the mean of its divisors is an integer number (421696975212).

Almost surely, 2^843393950423 is an apocalyptic number.

843393950423 is a deficient number, since it is larger than the sum of its proper divisors (1).

843393950423 is an equidigital number, since it uses as much as digits as its factorization.

843393950423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8398080, while the sum is 53.

The spelling of 843393950423 in words is "eight hundred forty-three billion, three hundred ninety-three million, nine hundred fifty thousand, four hundred twenty-three".