163146345244 has 6 divisors (see below), whose sum is σ = 285506104184. Its totient is φ = 81573172620.

The previous prime is 163146345239. The next prime is 163146345253. The reversal of 163146345244 is 442543641361.

It is a self number, because there is not a number n which added to its sum of digits gives 163146345244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20393293152 + ... + 20393293159.

Almost surely, 2^163146345244 is an apocalyptic number.

It is an amenable number.

163146345244 is a deficient number, since it is larger than the sum of its proper divisors (122359758940).

163146345244 is a wasteful number, since it uses less digits than its factorization.

163146345244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40786586315 (or 40786586313 counting only the distinct ones).

The product of its digits is 829440, while the sum is 43.

The spelling of 163146345244 in words is "one hundred sixty-three billion, one hundred forty-six million, three hundred forty-five thousand, two hundred forty-four".