16964504064 has 120 divisors (see below), whose sum is σ = 49764166452. Its totient is φ = 5562040320.

The previous prime is 16964504057. The next prime is 16964504101. The reversal of 16964504064 is 46040546961.

It is a happy number.

16964504064 is a `hidden beast` number, since 16 + 96 + 450 + 40 + 64 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11924640000 + 5039864064 = 109200^2 + 70992^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250912 + ... + 311264.

Almost surely, 2^16964504064 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 16964504064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24882083226).

16964504064 is an abundant number, since it is smaller than the sum of its proper divisors (32799662388).

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

16964504064 is an equidigital number, since it uses as much as digits as its factorization.

16964504064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60438 (or 60419 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 16964504064 in words is "sixteen billion, nine hundred sixty-four million, five hundred four thousand, sixty-four".