188714800019 has 2 divisors, whose sum is σ = 188714800020. Its totient is φ = 188714800018.

The previous prime is 188714800009. The next prime is 188714800039. The reversal of 188714800019 is 910008417881.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 188714800019 - 2¹² = 188714795923 is a prime.

It is a super-2 number, since 2×188714800019² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (188714800009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94357400009 + 94357400010.

It is an arithmetic number, because the mean of its divisors is an integer number (94357400010).

Almost surely, 2^188714800019 is an apocalyptic number.

188714800019 is a deficient number, since it is larger than the sum of its proper divisors (1).

188714800019 is an equidigital number, since it uses as much as digits as its factorization.

188714800019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 47.

The spelling of 188714800019 in words is "one hundred eighty-eight billion, seven hundred fourteen million, eight hundred thousand, nineteen".