18283544238959 has 2 divisors, whose sum is σ = 18283544238960. Its totient is φ = 18283544238958.

The previous prime is 18283544238929. The next prime is 18283544238977. The reversal of 18283544238959 is 95983244538281.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18283544238959 - 2¹² = 18283544234863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18283544238892 and 18283544238901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18283544238929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9141772119479 + 9141772119480.

It is an arithmetic number, because the mean of its divisors is an integer number (9141772119480).

Almost surely, 2^{18283544238959} is an apocalyptic number.

18283544238959 is a deficient number, since it is larger than the sum of its proper divisors (1).

18283544238959 is an equidigital number, since it uses as much as digits as its factorization.

18283544238959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 597196800, while the sum is 71.

The spelling of 18283544238959 in words is "eighteen trillion, two hundred eighty-three billion, five hundred forty-four million, two hundred thirty-eight thousand, nine hundred fifty-nine".