163042646621053 has 8 divisors (see below), whose sum is σ = 167709564570240. Its totient is φ = 158425642233120.

The previous prime is 163042646621039. The next prime is 163042646621161. The reversal of 163042646621053 is 350126646240361.

163042646621053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163042646621053 - 2¹⁷ = 163042646489981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 163042646620988 and 163042646621006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163042646621033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12478383688 + ... + 12478396753.

It is an arithmetic number, because the mean of its divisors is an integer number (20963695571280).

Almost surely, 2^{163042646621053} is an apocalyptic number.

It is an amenable number.

163042646621053 is a deficient number, since it is larger than the sum of its proper divisors (4666917949187).

163042646621053 is a wasteful number, since it uses less digits than its factorization.

163042646621053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24956780627.

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 163042646621053 in words is "one hundred sixty-three trillion, forty-two billion, six hundred forty-six million, six hundred twenty-one thousand, fifty-three".