9826223103157 has 2 divisors, whose sum is σ = 9826223103158. Its totient is φ = 9826223103156.

The previous prime is 9826223103119. The next prime is 9826223103173. The reversal of 9826223103157 is 7513013226289.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5803815810321 + 4022407292836 = 2409111^2 + 2005594^2 .

It is a cyclic number.

It is not a de Polignac number, because 9826223103157 - 2²⁷ = 9826088885429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9826223103157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9826223103107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4913111551578 + 4913111551579.

It is an arithmetic number, because the mean of its divisors is an integer number (4913111551579).

Almost surely, 2^{9826223103157} is an apocalyptic number.

It is an amenable number.

9826223103157 is a deficient number, since it is larger than the sum of its proper divisors (1).

9826223103157 is an equidigital number, since it uses as much as digits as its factorization.

9826223103157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 9826223103157 in words is "nine trillion, eight hundred twenty-six billion, two hundred twenty-three million, one hundred three thousand, one hundred fifty-seven".