16940045152 has 48 divisors (see below), whose sum is σ = 34806270240. Its totient is φ = 8105531392.

The previous prime is 16940045113. The next prime is 16940045159. The reversal of 16940045152 is 25154004961.

16940045152 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 not an unprimeable number, because it can be changed into a prime (16940045159) by changing a digit.

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, 24093 + ... + 185635.

It is an arithmetic number, because the mean of its divisors is an integer number (725130630).

Almost surely, 2^16940045152 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 16940045152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17403135120).

16940045152 is an abundant number, since it is smaller than the sum of its proper divisors (17866225088).

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

16940045152 is a wasteful number, since it uses less digits than its factorization.

16940045152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161695 (or 161687 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 16940045152 in words is "sixteen billion, nine hundred forty million, forty-five thousand, one hundred fifty-two".