16662316624 has 40 divisors (see below), whose sum is σ = 34191115200. Its totient is φ = 7839057408.

The previous prime is 16662316609. The next prime is 16662316633. The reversal of 16662316624 is 42661326661.

It is a congruent number.

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, 1790287 + ... + 1799569.

It is an arithmetic number, because the mean of its divisors is an integer number (854777880).

Almost surely, 2^16662316624 is an apocalyptic number.

It is an amenable number.

16662316624 is an abundant number, since it is smaller than the sum of its proper divisors (17528798576).

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

16662316624 is a wasteful number, since it uses less digits than its factorization.

16662316624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15907 (or 15901 counting only the distinct ones).

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

The spelling of 16662316624 in words is "sixteen billion, six hundred sixty-two million, three hundred sixteen thousand, six hundred twenty-four".