994434485923 has 2 divisors, whose sum is σ = 994434485924. Its totient is φ = 994434485922.

The previous prime is 994434485917. The next prime is 994434485951. The reversal of 994434485923 is 329584434499.

994434485923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 994434485923 - 2²¹ = 994432388771 is a prime.

It is not a weakly prime, because it can be changed into another prime (994434485963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497217242961 + 497217242962.

It is an arithmetic number, because the mean of its divisors is an integer number (497217242962).

Almost surely, 2^994434485923 is an apocalyptic number.

994434485923 is a deficient number, since it is larger than the sum of its proper divisors (1).

994434485923 is an equidigital number, since it uses as much as digits as its factorization.

994434485923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134369280, while the sum is 64.

The spelling of 994434485923 in words is "nine hundred ninety-four billion, four hundred thirty-four million, four hundred eighty-five thousand, nine hundred twenty-three".