98698092749 has 2 divisors, whose sum is σ = 98698092750. Its totient is φ = 98698092748.

The previous prime is 98698092677. The next prime is 98698092763. The reversal of 98698092749 is 94729089689.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88859436649 + 9838656100 = 298093^2 + 99190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98698092749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98698094749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49349046374 + 49349046375.

It is an arithmetic number, because the mean of its divisors is an integer number (49349046375).

Almost surely, 2^98698092749 is an apocalyptic number.

It is an amenable number.

98698092749 is a deficient number, since it is larger than the sum of its proper divisors (1).

98698092749 is an equidigital number, since it uses as much as digits as its factorization.

98698092749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141087744, while the sum is 71.

The spelling of 98698092749 in words is "ninety-eight billion, six hundred ninety-eight million, ninety-two thousand, seven hundred forty-nine".