16553345008 has 10 divisors (see below), whose sum is σ = 32072105984. Its totient is φ = 8276672496.

The previous prime is 16553344999. The next prime is 16553345021. The reversal of 16553345008 is 80054335561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517292016 + ... + 517292047.

Almost surely, 2^16553345008 is an apocalyptic number.

It is an amenable number.

16553345008 is a deficient number, since it is larger than the sum of its proper divisors (15518760976).

16553345008 is a wasteful number, since it uses less digits than its factorization.

16553345008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034584071 (or 1034584065 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 16553345008 in words is "sixteen billion, five hundred fifty-three million, three hundred forty-five thousand, eight".