189706226107999 has 2 divisors, whose sum is σ = 189706226108000. Its totient is φ = 189706226107998.

The previous prime is 189706226107913. The next prime is 189706226108011. The reversal of 189706226107999 is 999701622607981.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 189706226107999 - 2¹³ = 189706226099807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189706226108999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94853113053999 + 94853113054000.

It is an arithmetic number, because the mean of its divisors is an integer number (94853113054000).

Almost surely, 2^{189706226107999} is an apocalyptic number.

189706226107999 is a deficient number, since it is larger than the sum of its proper divisors (1).

189706226107999 is an equidigital number, since it uses as much as digits as its factorization.

189706226107999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 370355328, while the sum is 76.

The spelling of 189706226107999 in words is "one hundred eighty-nine trillion, seven hundred six billion, two hundred twenty-six million, one hundred seven thousand, nine hundred ninety-nine".