16555468 has 24 divisors (see below), whose sum is σ = 29901312. Its totient is φ = 8016144.

The previous prime is 16555439. The next prime is 16555481. The reversal of 16555468 is 86455561.

It is a self number, because there is not a number n which added to its sum of digits gives 16555468.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19705 + ... + 20527.

It is an arithmetic number, because the mean of its divisors is an integer number (1245888).

Almost surely, 2^16555468 is an apocalyptic number.

It is an amenable number.

16555468 is a deficient number, since it is larger than the sum of its proper divisors (13345844).

16555468 is a wasteful number, since it uses less digits than its factorization.

16555468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981 (or 979 counting only the distinct ones).

The product of its digits is 144000, while the sum is 40.

The square root of 16555468 is about 4068.8411126511. The cubic root of 16555468 is about 254.8671254429.

The spelling of 16555468 in words is "sixteen million, five hundred fifty-five thousand, four hundred sixty-eight".