188369245439983 has 2 divisors, whose sum is σ = 188369245439984. Its totient is φ = 188369245439982.

The previous prime is 188369245439971. The next prime is 188369245440023. The reversal of 188369245439983 is 389934542963881.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 188369245439983 - 2¹³ = 188369245431791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 188369245439897 and 188369245439906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (188369245439923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94184622719991 + 94184622719992.

It is an arithmetic number, because the mean of its divisors is an integer number (94184622719992).

Almost surely, 2^{188369245439983} is an apocalyptic number.

188369245439983 is a deficient number, since it is larger than the sum of its proper divisors (1).

188369245439983 is an equidigital number, since it uses as much as digits as its factorization.

188369245439983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9674588160, while the sum is 82.

The spelling of 188369245439983 in words is "one hundred eighty-eight trillion, three hundred sixty-nine billion, two hundred forty-five million, four hundred thirty-nine thousand, nine hundred eighty-three".