163042506366453 has 24 divisors (see below), whose sum is σ = 269748976536000. Its totient is φ = 92959647266304.

The previous prime is 163042506366391. The next prime is 163042506366499. The reversal of 163042506366453 is 354663605240361.

163042506366453 is a `hidden beast` number, since 1 + 6 + 3 + 0 + 42 + 506 + 36 + 64 + 5 + 3 = 666.

It is not a de Polignac number, because 163042506366453 - 2⁸ = 163042506366197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163042506366453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163042506366253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2881905223 + ... + 2881961796.

It is an arithmetic number, because the mean of its divisors is an integer number (11239540689000).

Almost surely, 2^{163042506366453} is an apocalyptic number.

It is an amenable number.

163042506366453 is a deficient number, since it is larger than the sum of its proper divisors (106706470169547).

163042506366453 is a wasteful number, since it uses less digits than its factorization.

163042506366453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5763867481 (or 5763867478 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 54.

The spelling of 163042506366453 in words is "one hundred sixty-three trillion, forty-two billion, five hundred six million, three hundred sixty-six thousand, four hundred fifty-three".