98429994077 has 2 divisors, whose sum is σ = 98429994078. Its totient is φ = 98429994076.

The previous prime is 98429993917. The next prime is 98429994137. The reversal of 98429994077 is 77049992489.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93844808281 + 4585185796 = 306341^2 + 67714^2 .

It is a cyclic number.

It is not a de Polignac number, because 98429994077 - 2¹² = 98429989981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98429993998 and 98429994016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98429994877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49214997038 + 49214997039.

It is an arithmetic number, because the mean of its divisors is an integer number (49214997039).

Almost surely, 2^98429994077 is an apocalyptic number.

It is an amenable number.

98429994077 is a deficient number, since it is larger than the sum of its proper divisors (1).

98429994077 is an equidigital number, since it uses as much as digits as its factorization.

98429994077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82301184, while the sum is 68.

The spelling of 98429994077 in words is "ninety-eight billion, four hundred twenty-nine million, nine hundred ninety-four thousand, seventy-seven".