98601347729 has 2 divisors, whose sum is σ = 98601347730. Its totient is φ = 98601347728.

The previous prime is 98601347707. The next prime is 98601347731. The reversal of 98601347729 is 92774310689.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89105235025 + 9496112704 = 298505^2 + 97448^2 .

It is a cyclic number.

It is not a de Polignac number, because 98601347729 - 2¹⁶ = 98601282193 is a prime.

Together with 98601347731, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98601347749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49300673864 + 49300673865.

It is an arithmetic number, because the mean of its divisors is an integer number (49300673865).

Almost surely, 2^98601347729 is an apocalyptic number.

It is an amenable number.

98601347729 is a deficient number, since it is larger than the sum of its proper divisors (1).

98601347729 is an equidigital number, since it uses as much as digits as its factorization.

98601347729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 98601347729 in words is "ninety-eight billion, six hundred one million, three hundred forty-seven thousand, seven hundred twenty-nine".