18425396027 has 2 divisors, whose sum is σ = 18425396028. Its totient is φ = 18425396026.

The previous prime is 18425395943. The next prime is 18425396081. The reversal of 18425396027 is 72069352481.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18425396027 - 2²⁰ = 18424347451 is a prime.

It is not a weakly prime, because it can be changed into another prime (18425396527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9212698013 + 9212698014.

It is an arithmetic number, because the mean of its divisors is an integer number (9212698014).

It is a 1-persistent number, because it is pandigital, but 2⋅18425396027 = 36850792054 is not.

Almost surely, 2^18425396027 is an apocalyptic number.

18425396027 is a deficient number, since it is larger than the sum of its proper divisors (1).

18425396027 is an equidigital number, since it uses as much as digits as its factorization.

18425396027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 18425396027 in words is "eighteen billion, four hundred twenty-five million, three hundred ninety-six thousand, twenty-seven".