20338367167 has 2 divisors, whose sum is σ = 20338367168. Its totient is φ = 20338367166.

The previous prime is 20338367143. The next prime is 20338367209. The reversal of 20338367167 is 76176383302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20338367167 - 2¹¹ = 20338365119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20338367117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10169183583 + 10169183584.

It is an arithmetic number, because the mean of its divisors is an integer number (10169183584).

Almost surely, 2^20338367167 is an apocalyptic number.

20338367167 is a deficient number, since it is larger than the sum of its proper divisors (1).

20338367167 is an equidigital number, since it uses as much as digits as its factorization.

20338367167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 20338367167 in words is "twenty billion, three hundred thirty-eight million, three hundred sixty-seven thousand, one hundred sixty-seven".