163442141131564 has 12 divisors (see below), whose sum is σ = 286027265979504. Its totient is φ = 81720065137424.

The previous prime is 163442141131469. The next prime is 163442141131601. The reversal of 163442141131564 is 465131141244361.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250991272 + ... + 251641615.

It is an arithmetic number, because the mean of its divisors is an integer number (23835605498292).

Almost surely, 2^{163442141131564} is an apocalyptic number.

It is an amenable number.

163442141131564 is a deficient number, since it is larger than the sum of its proper divisors (122585124847940).

163442141131564 is a wasteful number, since it uses less digits than its factorization.

163442141131564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502714184 (or 502714182 counting only the distinct ones).

The product of its digits is 829440, while the sum is 46.

The spelling of 163442141131564 in words is "one hundred sixty-three trillion, four hundred forty-two billion, one hundred forty-one million, one hundred thirty-one thousand, five hundred sixty-four".