98765434349 has 2 divisors, whose sum is σ = 98765434350. Its totient is φ = 98765434348.

The previous prime is 98765434319. The next prime is 98765434393. The reversal of 98765434349 is 94343456789.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86880510025 + 11884924324 = 294755^2 + 109018^2 .

It is a cyclic number.

It is not a de Polignac number, because 98765434349 - 2⁸ = 98765434093 is a prime.

It is a super-2 number, since 2×98765434349² (a number of 23 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 98765434291 and 98765434300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98765434319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49382717174 + 49382717175.

It is an arithmetic number, because the mean of its divisors is an integer number (49382717175).

Almost surely, 2^98765434349 is an apocalyptic number.

It is an amenable number.

98765434349 is a deficient number, since it is larger than the sum of its proper divisors (1).

98765434349 is an equidigital number, since it uses as much as digits as its factorization.

98765434349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78382080, while the sum is 62.

The spelling of 98765434349 in words is "ninety-eight billion, seven hundred sixty-five million, four hundred thirty-four thousand, three hundred forty-nine".