98679767171 has 2 divisors, whose sum is σ = 98679767172. Its totient is φ = 98679767170.

The previous prime is 98679767167. The next prime is 98679767191. The reversal of 98679767171 is 17176797689.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (17176797689) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98679767171 - 2² = 98679767167 is a prime.

It is not a weakly prime, because it can be changed into another prime (98679767191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49339883585 + 49339883586.

It is an arithmetic number, because the mean of its divisors is an integer number (49339883586).

Almost surely, 2^98679767171 is an apocalyptic number.

98679767171 is a deficient number, since it is larger than the sum of its proper divisors (1).

98679767171 is an equidigital number, since it uses as much as digits as its factorization.

98679767171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56010528, while the sum is 68.

The spelling of 98679767171 in words is "ninety-eight billion, six hundred seventy-nine million, seven hundred sixty-seven thousand, one hundred seventy-one".