16662466600 has 96 divisors (see below), whose sum is σ = 41812636320. Its totient is φ = 6138673920.

The previous prime is 16662466573. The next prime is 16662466607. The reversal of 16662466600 is 666426661.

It is a super-2 number, since 2×16662466600² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16662466607) 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, 1207339 + ... + 1221061.

It is an arithmetic number, because the mean of its divisors is an integer number (435548295).

Almost surely, 2^16662466600 is an apocalyptic number.

16662466600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16662466600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20906318160).

16662466600 is an abundant number, since it is smaller than the sum of its proper divisors (25150169720).

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

16662466600 is a wasteful number, since it uses less digits than its factorization.

16662466600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14219 (or 14210 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 16662466600 in words is "sixteen billion, six hundred sixty-two million, four hundred sixty-six thousand, six hundred".