188841493823 has 2 divisors, whose sum is σ = 188841493824. Its totient is φ = 188841493822.

The previous prime is 188841493777. The next prime is 188841493837. The reversal of 188841493823 is 328394148881.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 188841493823 - 2¹⁴ = 188841477439 is a prime.

It is a super-2 number, since 2×188841493823² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (188841493723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94420746911 + 94420746912.

It is an arithmetic number, because the mean of its divisors is an integer number (94420746912).

Almost surely, 2^188841493823 is an apocalyptic number.

188841493823 is a deficient number, since it is larger than the sum of its proper divisors (1).

188841493823 is an equidigital number, since it uses as much as digits as its factorization.

188841493823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10616832, while the sum is 59.

The spelling of 188841493823 in words is "one hundred eighty-eight billion, eight hundred forty-one million, four hundred ninety-three thousand, eight hundred twenty-three".