16338325554 has 24 divisors (see below), whose sum is σ = 35487999612. Its totient is φ = 5432524800.

The previous prime is 16338325519. The next prime is 16338325559. The reversal of 16338325554 is 45552383361.

16338325554 is a `hidden beast` number, since 1 + 63 + 3 + 8 + 32 + 5 + 554 = 666.

16338325554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13143476025 + 3194849529 = 114645^2 + 56523^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16338325559) 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 11 ways as a sum of consecutive naturals, for example, 1124559 + ... + 1138994.

Almost surely, 2^16338325554 is an apocalyptic number.

16338325554 is an abundant number, since it is smaller than the sum of its proper divisors (19149674058).

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

16338325554 is a wasteful number, since it uses less digits than its factorization.

16338325554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2263962 (or 2263959 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 45.

The spelling of 16338325554 in words is "sixteen billion, three hundred thirty-eight million, three hundred twenty-five thousand, five hundred fifty-four".