79993000163 has 2 divisors, whose sum is σ = 79993000164. Its totient is φ = 79993000162.

The previous prime is 79993000141. The next prime is 79993000181. The reversal of 79993000163 is 36100039997.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79993000163 - 2¹² = 79992996067 is a prime.

It is not a weakly prime, because it can be changed into another prime (79993000123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39996500081 + 39996500082.

It is an arithmetic number, because the mean of its divisors is an integer number (39996500082).

Almost surely, 2^79993000163 is an apocalyptic number.

79993000163 is a deficient number, since it is larger than the sum of its proper divisors (1).

79993000163 is an equidigital number, since it uses as much as digits as its factorization.

79993000163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 275562, while the sum is 47.

The spelling of 79993000163 in words is "seventy-nine billion, nine hundred ninety-three million, one hundred sixty-three", and thus it is an aban number.