98668758092777 has 2 divisors, whose sum is σ = 98668758092778. Its totient is φ = 98668758092776.

The previous prime is 98668758092701. The next prime is 98668758092833. The reversal of 98668758092777 is 77729085786689.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98021306126041 + 647451966736 = 9900571^2 + 804644^2 .

It is a cyclic number.

It is not a de Polignac number, because 98668758092777 - 2²⁶ = 98668690983913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98668758092692 and 98668758092701.

It is not a weakly prime, because it can be changed into another prime (98668058092777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49334379046388 + 49334379046389.

It is an arithmetic number, because the mean of its divisors is an integer number (49334379046389).

Almost surely, 2^{98668758092777} is an apocalyptic number.

It is an amenable number.

98668758092777 is a deficient number, since it is larger than the sum of its proper divisors (1).

98668758092777 is an equidigital number, since it uses as much as digits as its factorization.

98668758092777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35846737920, while the sum is 89.

The spelling of 98668758092777 in words is "ninety-eight trillion, six hundred sixty-eight billion, seven hundred fifty-eight million, ninety-two thousand, seven hundred seventy-seven".