163445153646313 has 48 divisors (see below), whose sum is σ = 207779903823744. Its totient is φ = 127135626858240.

The previous prime is 163445153646289. The next prime is 163445153646343. The reversal of 163445153646313 is 313646351544361.

It is not a de Polignac number, because 163445153646313 - 2⁹ = 163445153645801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163445153646343) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2689406595 + ... + 2689467367.

It is an arithmetic number, because the mean of its divisors is an integer number (4328747996328).

Almost surely, 2^{163445153646313} is an apocalyptic number.

It is an amenable number.

163445153646313 is a deficient number, since it is larger than the sum of its proper divisors (44334750177431).

163445153646313 is a wasteful number, since it uses less digits than its factorization.

163445153646313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69502 (or 69495 counting only the distinct ones).

The product of its digits is 27993600, while the sum is 55.

The spelling of 163445153646313 in words is "one hundred sixty-three trillion, four hundred forty-five billion, one hundred fifty-three million, six hundred forty-six thousand, three hundred thirteen".