16666668260 has 72 divisors (see below), whose sum is σ = 39712259328. Its totient is φ = 5865076800.

The previous prime is 16666668251. The next prime is 16666668283. The reversal of 16666668260 is 6286666661.

16666668260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36062 + ... + 186101.

Almost surely, 2^16666668260 is an apocalyptic number.

16666668260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16666668260 is an abundant number, since it is smaller than the sum of its proper divisors (23045591068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16666668260 is a wasteful number, since it uses less digits than its factorization.

16666668260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222225 (or 222212 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 53.

The spelling of 16666668260 in words is "sixteen billion, six hundred sixty-six million, six hundred sixty-eight thousand, two hundred sixty".