16623034432 has 14 divisors (see below), whose sum is σ = 32986334078. Its totient is φ = 8311517184.

The previous prime is 16623034381. The next prime is 16623034447. The reversal of 16623034432 is 23443032661.

16623034432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 14423049216 + 2199985216 = 120096^2 + 46904^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129867393 + ... + 129867520.

Almost surely, 2^16623034432 is an apocalyptic number.

It is an amenable number.

16623034432 is a deficient number, since it is larger than the sum of its proper divisors (16363299646).

16623034432 is an equidigital number, since it uses as much as digits as its factorization.

16623034432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259734925 (or 259734915 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

The spelling of 16623034432 in words is "sixteen billion, six hundred twenty-three million, thirty-four thousand, four hundred thirty-two".