16466644360 has 16 divisors (see below), whose sum is σ = 37049949900. Its totient is φ = 6586657728.

The previous prime is 16466644339. The next prime is 16466644379. The reversal of 16466644360 is 6344666461.

It can be written as a sum of positive squares in 2 ways, for example, as 16444984644 + 21659716 = 128238^2 + 4654^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16466644360.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205833015 + ... + 205833094.

Almost surely, 2^16466644360 is an apocalyptic number.

16466644360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16466644360 is an abundant number, since it is smaller than the sum of its proper divisors (20583305540).

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

16466644360 is a wasteful number, since it uses less digits than its factorization.

16466644360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411666120 (or 411666116 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 16466644360 in words is "sixteen billion, four hundred sixty-six million, six hundred forty-four thousand, three hundred sixty".