189475614719 has 2 divisors, whose sum is σ = 189475614720. Its totient is φ = 189475614718.

The previous prime is 189475614703. The next prime is 189475614721. The reversal of 189475614719 is 917416574981.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 189475614719 - 2⁴ = 189475614703 is a prime.

It is a super-2 number, since 2×189475614719² (a number of 23 digits) contains 22 as substring.

Together with 189475614721, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189475614799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94737807359 + 94737807360.

It is an arithmetic number, because the mean of its divisors is an integer number (94737807360).

Almost surely, 2^189475614719 is an apocalyptic number.

189475614719 is a deficient number, since it is larger than the sum of its proper divisors (1).

189475614719 is an equidigital number, since it uses as much as digits as its factorization.

189475614719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15240960, while the sum is 62.

The spelling of 189475614719 in words is "one hundred eighty-nine billion, four hundred seventy-five million, six hundred fourteen thousand, seven hundred nineteen".