16393432208 has 40 divisors (see below), whose sum is σ = 32239174656. Its totient is φ = 8074483200.

The previous prime is 16393432157. The next prime is 16393432217. The reversal of 16393432208 is 80223439361.

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, 288728 + ... + 340808.

Almost surely, 2^16393432208 is an apocalyptic number.

It is an amenable number.

16393432208 is a deficient number, since it is larger than the sum of its proper divisors (15845742448).

16393432208 is a wasteful number, since it uses less digits than its factorization.

16393432208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52383 (or 52377 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 16393432208 in words is "sixteen billion, three hundred ninety-three million, four hundred thirty-two thousand, two hundred eight".