20317852967 has 2 divisors, whose sum is σ = 20317852968. Its totient is φ = 20317852966.

The previous prime is 20317852937. The next prime is 20317852981. The reversal of 20317852967 is 76925871302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20317852967 - 2⁶ = 20317852903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20317852927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10158926483 + 10158926484.

It is an arithmetic number, because the mean of its divisors is an integer number (10158926484).

Almost surely, 2^20317852967 is an apocalyptic number.

20317852967 is a deficient number, since it is larger than the sum of its proper divisors (1).

20317852967 is an equidigital number, since it uses as much as digits as its factorization.

20317852967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 20317852967 in words is "twenty billion, three hundred seventeen million, eight hundred fifty-two thousand, nine hundred sixty-seven".