9642198763 has 2 divisors, whose sum is σ = 9642198764. Its totient is φ = 9642198762.

The previous prime is 9642198757. The next prime is 9642198791. The reversal of 9642198763 is 3678912469.

It is a weak prime.

It is an emirp because it is prime and its reverse (3678912469) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9642198763 - 2¹⁷ = 9642067691 is a prime.

It is not a weakly prime, because it can be changed into another prime (9642198733) 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, 4821099381 + 4821099382.

It is an arithmetic number, because the mean of its divisors is an integer number (4821099382).

Almost surely, 2^9642198763 is an apocalyptic number.

9642198763 is a deficient number, since it is larger than the sum of its proper divisors (1).

9642198763 is an equidigital number, since it uses as much as digits as its factorization.

9642198763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 55.

The square root of 9642198763 is about 98194.6982428278. The cubic root of 9642198763 is about 2128.4266752925.

The spelling of 9642198763 in words is "nine billion, six hundred forty-two million, one hundred ninety-eight thousand, seven hundred sixty-three".