20767314365467 has 2 divisors, whose sum is σ = 20767314365468. Its totient is φ = 20767314365466.

The previous prime is 20767314365429. The next prime is 20767314365519. The reversal of 20767314365467 is 76456341376702.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20767314365467 is a prime.

It is not a weakly prime, because it can be changed into another prime (20767314365407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10383657182733 + 10383657182734.

It is an arithmetic number, because the mean of its divisors is an integer number (10383657182734).

Almost surely, 2^{20767314365467} is an apocalyptic number.

20767314365467 is a deficient number, since it is larger than the sum of its proper divisors (1).

20767314365467 is an equidigital number, since it uses as much as digits as its factorization.

20767314365467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 106686720, while the sum is 61.

The spelling of 20767314365467 in words is "twenty trillion, seven hundred sixty-seven billion, three hundred fourteen million, three hundred sixty-five thousand, four hundred sixty-seven".