16328164749 has 16 divisors (see below), whose sum is σ = 23624551104. Its totient is φ = 9971395200.

The previous prime is 16328164651. The next prime is 16328164751. The reversal of 16328164749 is 94746182361.

It is a happy number.

16328164749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16328164749 - 2⁷ = 16328164621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16328164049) 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 15 ways as a sum of consecutive naturals, for example, 1592872 + ... + 1603089.

It is an arithmetic number, because the mean of its divisors is an integer number (1476534444).

Almost surely, 2^16328164749 is an apocalyptic number.

It is an amenable number.

16328164749 is a deficient number, since it is larger than the sum of its proper divisors (7296386355).

16328164749 is a wasteful number, since it uses less digits than its factorization.

16328164749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3196108.

The product of its digits is 1741824, while the sum is 51.

The spelling of 16328164749 in words is "sixteen billion, three hundred twenty-eight million, one hundred sixty-four thousand, seven hundred forty-nine".