16766006680 has 16 divisors (see below), whose sum is σ = 37723515120. Its totient is φ = 6706402656.

The previous prime is 16766006671. The next prime is 16766006681. The reversal of 16766006680 is 8660066761.

It is a self number, because there is not a number n which added to its sum of digits gives 16766006680.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16766006681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209575044 + ... + 209575123.

It is an arithmetic number, because the mean of its divisors is an integer number (2357719695).

Almost surely, 2^16766006680 is an apocalyptic number.

16766006680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16766006680 is an abundant number, since it is smaller than the sum of its proper divisors (20957508440).

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

16766006680 is a wasteful number, since it uses less digits than its factorization.

16766006680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419150178 (or 419150174 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 16766006680 in words is "sixteen billion, seven hundred sixty-six million, six thousand, six hundred eighty".