9618229102049 has 2 divisors, whose sum is σ = 9618229102050. Its totient is φ = 9618229102048.

The previous prime is 9618229102039. The next prime is 9618229102073. The reversal of 9618229102049 is 9402019228169.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8234001555025 + 1384227547024 = 2869495^2 + 1176532^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9618229102049 is a prime.

It is not a weakly prime, because it can be changed into another prime (9618229102039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4809114551024 + 4809114551025.

It is an arithmetic number, because the mean of its divisors is an integer number (4809114551025).

Almost surely, 2^{9618229102049} is an apocalyptic number.

It is an amenable number.

9618229102049 is a deficient number, since it is larger than the sum of its proper divisors (1).

9618229102049 is an equidigital number, since it uses as much as digits as its factorization.

9618229102049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The spelling of 9618229102049 in words is "nine trillion, six hundred eighteen billion, two hundred twenty-nine million, one hundred two thousand, forty-nine".