16606442660 has 24 divisors (see below), whose sum is σ = 34882209600. Its totient is φ = 6640923744.

The previous prime is 16606442653. The next prime is 16606442683. The reversal of 16606442660 is 6624460661.

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, 19304 + ... + 183263.

It is an arithmetic number, because the mean of its divisors is an integer number (1453425400).

Almost surely, 2^16606442660 is an apocalyptic number.

16606442660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16606442660 is an abundant number, since it is smaller than the sum of its proper divisors (18275766940).

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

16606442660 is a wasteful number, since it uses less digits than its factorization.

16606442660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206675 (or 206673 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 16606442660 in words is "sixteen billion, six hundred six million, four hundred forty-two thousand, six hundred sixty".