98764943243 has 2 divisors, whose sum is σ = 98764943244. Its totient is φ = 98764943242.

The previous prime is 98764943219. The next prime is 98764943257. The reversal of 98764943243 is 34234946789.

It is a strong prime.

It is an emirp because it is prime and its reverse (34234946789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98764943243 - 2¹⁴ = 98764926859 is a prime.

It is a super-2 number, since 2×98764943243² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98764943293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49382471621 + 49382471622.

It is an arithmetic number, because the mean of its divisors is an integer number (49382471622).

Almost surely, 2^98764943243 is an apocalyptic number.

98764943243 is a deficient number, since it is larger than the sum of its proper divisors (1).

98764943243 is an equidigital number, since it uses as much as digits as its factorization.

98764943243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31352832, while the sum is 59.

The spelling of 98764943243 in words is "ninety-eight billion, seven hundred sixty-four million, nine hundred forty-three thousand, two hundred forty-three".