163279628828 has 12 divisors (see below), whose sum is σ = 286652257920. Its totient is φ = 81378983712.

The previous prime is 163279628761. The next prime is 163279628839. The reversal of 163279628828 is 828826972361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65206268 + ... + 65208771.

It is an arithmetic number, because the mean of its divisors is an integer number (23887688160).

Almost surely, 2^163279628828 is an apocalyptic number.

It is an amenable number.

163279628828 is a deficient number, since it is larger than the sum of its proper divisors (123372629092).

163279628828 is a wasteful number, since it uses less digits than its factorization.

163279628828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130415356 (or 130415354 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 62.

The spelling of 163279628828 in words is "one hundred sixty-three billion, two hundred seventy-nine million, six hundred twenty-eight thousand, eight hundred twenty-eight".