189842441707 has 2 divisors, whose sum is σ = 189842441708. Its totient is φ = 189842441706.

The previous prime is 189842441687. The next prime is 189842441717. The reversal of 189842441707 is 707144248981.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 189842441707 - 2¹¹ = 189842439659 is a prime.

It is not a weakly prime, because it can be changed into another prime (189842441717) 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, 94921220853 + 94921220854.

It is an arithmetic number, because the mean of its divisors is an integer number (94921220854).

Almost surely, 2^189842441707 is an apocalyptic number.

189842441707 is a deficient number, since it is larger than the sum of its proper divisors (1).

189842441707 is an equidigital number, since it uses as much as digits as its factorization.

189842441707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3612672, while the sum is 55.

The spelling of 189842441707 in words is "one hundred eighty-nine billion, eight hundred forty-two million, four hundred forty-one thousand, seven hundred seven".