98734019663771 has 2 divisors, whose sum is σ = 98734019663772. Its totient is φ = 98734019663770.

The previous prime is 98734019663729. The next prime is 98734019663779. The reversal of 98734019663771 is 17736691043789.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98734019663771 - 2⁶ = 98734019663707 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 98734019663695 and 98734019663704.

It is not a weakly prime, because it can be changed into another prime (98734019663779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49367009831885 + 49367009831886.

It is an arithmetic number, because the mean of its divisors is an integer number (49367009831886).

Almost surely, 2^{98734019663771} is an apocalyptic number.

98734019663771 is a deficient number, since it is larger than the sum of its proper divisors (1).

98734019663771 is an equidigital number, since it uses as much as digits as its factorization.

98734019663771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288054144, while the sum is 71.

The spelling of 98734019663771 in words is "ninety-eight trillion, seven hundred thirty-four billion, nineteen million, six hundred sixty-three thousand, seven hundred seventy-one".