16117144672 has 24 divisors (see below), whose sum is σ = 31733515800. Its totient is φ = 8057839104.

The previous prime is 16117144663. The next prime is 16117144691. The reversal of 16117144672 is 27644171161.

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, 571479 + ... + 599017.

It is an arithmetic number, because the mean of its divisors is an integer number (1322229825).

Almost surely, 2^16117144672 is an apocalyptic number.

It is an amenable number.

16117144672 is a deficient number, since it is larger than the sum of its proper divisors (15616371128).

16117144672 is a wasteful number, since it uses less digits than its factorization.

16117144672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45838 (or 45830 counting only the distinct ones).

The product of its digits is 56448, while the sum is 40.

The spelling of 16117144672 in words is "sixteen billion, one hundred seventeen million, one hundred forty-four thousand, six hundred seventy-two".