16893640888 has 32 divisors (see below), whose sum is σ = 31873564800. Its totient is φ = 8394182368.

The previous prime is 16893640853. The next prime is 16893640903. The reversal of 16893640888 is 88804639861.

16893640888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 871995 + ... + 891157.

It is an arithmetic number, because the mean of its divisors is an integer number (996048900).

Almost surely, 2^16893640888 is an apocalyptic number.

It is an amenable number.

16893640888 is a deficient number, since it is larger than the sum of its proper divisors (14979923912).

16893640888 is a wasteful number, since it uses less digits than its factorization.

16893640888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19851 (or 19847 counting only the distinct ones).

The product of its (nonzero) digits is 15925248, while the sum is 61.

The spelling of 16893640888 in words is "sixteen billion, eight hundred ninety-three million, six hundred forty thousand, eight hundred eighty-eight".