16676477888 has 112 divisors (see below), whose sum is σ = 39579133440. Its totient is φ = 6816420864.

The previous prime is 16676477887. The next prime is 16676477921. The reversal of 16676477888 is 88877467661.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16676477887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3841223 + ... + 3845561.

It is an arithmetic number, because the mean of its divisors is an integer number (353385120).

Almost surely, 2^16676477888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16676477888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19789566720).

16676477888 is an abundant number, since it is smaller than the sum of its proper divisors (22902655552).

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

16676477888 is a wasteful number, since it uses less digits than its factorization.

16676477888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4754 (or 4744 counting only the distinct ones).

The product of its digits is 151732224, while the sum is 68.

The spelling of 16676477888 in words is "sixteen billion, six hundred seventy-six million, four hundred seventy-seven thousand, eight hundred eighty-eight".