163272564508 has 6 divisors (see below), whose sum is σ = 285726987896. Its totient is φ = 81636282252.

The previous prime is 163272564467. The next prime is 163272564523. The reversal of 163272564508 is 805465272361.

163272564508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20409070560 + ... + 20409070567.

Almost surely, 2^163272564508 is an apocalyptic number.

It is an amenable number.

163272564508 is a deficient number, since it is larger than the sum of its proper divisors (122454423388).

163272564508 is a wasteful number, since it uses less digits than its factorization.

163272564508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40818141131 (or 40818141129 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 163272564508 in words is "one hundred sixty-three billion, two hundred seventy-two million, five hundred sixty-four thousand, five hundred eight".