16104025666 has 8 divisors (see below), whose sum is σ = 24157098000. Its totient is φ = 8051659668.

The previous prime is 16104025649. The next prime is 16104025687. The reversal of 16104025666 is 66652040161.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 115336 + ... + 213331.

It is an arithmetic number, because the mean of its divisors is an integer number (3019637250).

Almost surely, 2^16104025666 is an apocalyptic number.

16104025666 is a deficient number, since it is larger than the sum of its proper divisors (8053072334).

16104025666 is a wasteful number, since it uses less digits than its factorization.

16104025666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353168.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 16104025666 in words is "sixteen billion, one hundred four million, twenty-five thousand, six hundred sixty-six".