16725044064 has 48 divisors (see below), whose sum is σ = 44974062000. Its totient is φ = 5439037440.

The previous prime is 16725044003. The next prime is 16725044069. The reversal of 16725044064 is 46044052761.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16725044069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2120689 + ... + 2128560.

It is an arithmetic number, because the mean of its divisors is an integer number (936959625).

Almost surely, 2^16725044064 is an apocalyptic number.

It is an amenable number.

16725044064 is an abundant number, since it is smaller than the sum of its proper divisors (28249017936).

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

16725044064 is a wasteful number, since it uses less digits than its factorization.

16725044064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4249303 (or 4249295 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 16725044064 in words is "sixteen billion, seven hundred twenty-five million, forty-four thousand, sixty-four".