16659075075 has 24 divisors (see below), whose sum is σ = 28992638400. Its totient is φ = 8417216160.

The previous prime is 16659075073. The next prime is 16659075211. The reversal of 16659075075 is 57057095661.

It is not a de Polignac number, because 16659075075 - 2¹ = 16659075073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16659075073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5843865 + ... + 5846714.

It is an arithmetic number, because the mean of its divisors is an integer number (1208026600).

Almost surely, 2^16659075075 is an apocalyptic number.

16659075075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16659075075 is a deficient number, since it is larger than the sum of its proper divisors (12333563325).

16659075075 is a wasteful number, since it uses less digits than its factorization.

16659075075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11690611 (or 11690606 counting only the distinct ones).

The product of its (nonzero) digits is 1984500, while the sum is 51.

The spelling of 16659075075 in words is "sixteen billion, six hundred fifty-nine million, seventy-five thousand, seventy-five".