20076602191 has 2 divisors, whose sum is σ = 20076602192. Its totient is φ = 20076602190.

The previous prime is 20076602177. The next prime is 20076602207. The reversal of 20076602191 is 19120667002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20076602191 - 2²⁹ = 19539731279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20076600191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10038301095 + 10038301096.

It is an arithmetic number, because the mean of its divisors is an integer number (10038301096).

Almost surely, 2^20076602191 is an apocalyptic number.

20076602191 is a deficient number, since it is larger than the sum of its proper divisors (1).

20076602191 is an equidigital number, since it uses as much as digits as its factorization.

20076602191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 20076602191 in words is "twenty billion, seventy-six million, six hundred two thousand, one hundred ninety-one".