9420645460223 has 2 divisors, whose sum is σ = 9420645460224. Its totient is φ = 9420645460222.

The previous prime is 9420645460211. The next prime is 9420645460357. The reversal of 9420645460223 is 3220645460249.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9420645460223 - 2³⁰ = 9419571718399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9420647460223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4710322730111 + 4710322730112.

It is an arithmetic number, because the mean of its divisors is an integer number (4710322730112).

Almost surely, 2^{9420645460223} is an apocalyptic number.

9420645460223 is a deficient number, since it is larger than the sum of its proper divisors (1).

9420645460223 is an equidigital number, since it uses as much as digits as its factorization.

9420645460223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 9420645460223 in words is "nine trillion, four hundred twenty billion, six hundred forty-five million, four hundred sixty thousand, two hundred twenty-three".