18838562323753 has 2 divisors, whose sum is σ = 18838562323754. Its totient is φ = 18838562323752.

The previous prime is 18838562323751. The next prime is 18838562323771. The reversal of 18838562323753 is 35732326583881.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11466973509264 + 7371588814489 = 3386292^2 + 2715067^2 .

It is a cyclic number.

It is not a de Polignac number, because 18838562323753 - 2¹ = 18838562323751 is a prime.

Together with 18838562323751, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (18838562323751) 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, 9419281161876 + 9419281161877.

It is an arithmetic number, because the mean of its divisors is an integer number (9419281161877).

Almost surely, 2^{18838562323753} is an apocalyptic number.

It is an amenable number.

18838562323753 is a deficient number, since it is larger than the sum of its proper divisors (1).

18838562323753 is an equidigital number, since it uses as much as digits as its factorization.

18838562323753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174182400, while the sum is 64.

The spelling of 18838562323753 in words is "eighteen trillion, eight hundred thirty-eight billion, five hundred sixty-two million, three hundred twenty-three thousand, seven hundred fifty-three".