163331061904 has 20 divisors (see below), whose sum is σ = 316801330560. Its totient is φ = 81575879840.

The previous prime is 163331061889. The next prime is 163331061913. The reversal of 163331061904 is 409160133361.

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, 5588164 + ... + 5617315.

It is an arithmetic number, because the mean of its divisors is an integer number (15840066528).

Almost surely, 2^163331061904 is an apocalyptic number.

It is an amenable number.

163331061904 is a deficient number, since it is larger than the sum of its proper divisors (153470268656).

163331061904 is a wasteful number, since it uses less digits than its factorization.

163331061904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11206398 (or 11206392 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The spelling of 163331061904 in words is "one hundred sixty-three billion, three hundred thirty-one million, sixty-one thousand, nine hundred four".