841785939923 has 2 divisors, whose sum is σ = 841785939924. Its totient is φ = 841785939922.

The previous prime is 841785939859. The next prime is 841785939937. The reversal of 841785939923 is 329939587148.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 841785939923 - 2⁶ = 841785939859 is a prime.

It is not a weakly prime, because it can be changed into another prime (841785935923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420892969961 + 420892969962.

It is an arithmetic number, because the mean of its divisors is an integer number (420892969962).

Almost surely, 2^841785939923 is an apocalyptic number.

841785939923 is a deficient number, since it is larger than the sum of its proper divisors (1).

841785939923 is an equidigital number, since it uses as much as digits as its factorization.

841785939923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117573120, while the sum is 68.

The spelling of 841785939923 in words is "eight hundred forty-one billion, seven hundred eighty-five million, nine hundred thirty-nine thousand, nine hundred twenty-three".