116191885907 has 2 divisors, whose sum is σ = 116191885908. Its totient is φ = 116191885906.

The previous prime is 116191885867. The next prime is 116191885933. The reversal of 116191885907 is 709588191611.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116191885907 - 2¹⁰ = 116191884883 is a prime.

It is not a weakly prime, because it can be changed into another prime (116191885207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58095942953 + 58095942954.

It is an arithmetic number, because the mean of its divisors is an integer number (58095942954).

Almost surely, 2^116191885907 is an apocalyptic number.

116191885907 is a deficient number, since it is larger than the sum of its proper divisors (1).

116191885907 is an equidigital number, since it uses as much as digits as its factorization.

116191885907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 56.

The spelling of 116191885907 in words is "one hundred sixteen billion, one hundred ninety-one million, eight hundred eighty-five thousand, nine hundred seven".