20116736407567 has 2 divisors, whose sum is σ = 20116736407568. Its totient is φ = 20116736407566.

The previous prime is 20116736407561. The next prime is 20116736407577. The reversal of 20116736407567 is 76570463761102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20116736407567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20116736407561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10058368203783 + 10058368203784.

It is an arithmetic number, because the mean of its divisors is an integer number (10058368203784).

Almost surely, 2^{20116736407567} is an apocalyptic number.

20116736407567 is a deficient number, since it is larger than the sum of its proper divisors (1).

20116736407567 is an equidigital number, since it uses as much as digits as its factorization.

20116736407567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8890560, while the sum is 55.

The spelling of 20116736407567 in words is "twenty trillion, one hundred sixteen billion, seven hundred thirty-six million, four hundred seven thousand, five hundred sixty-seven".