16321352534 has 16 divisors (see below), whose sum is σ = 25056160272. Its totient is φ = 7969371648.

The previous prime is 16321352527. The next prime is 16321352539. The reversal of 16321352534 is 43525312361.

It is a happy number.

16321352534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 16321352494 and 16321352503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16321352539) 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, 531422 + ... + 561294.

It is an arithmetic number, because the mean of its divisors is an integer number (1566010017).

Almost surely, 2^16321352534 is an apocalyptic number.

16321352534 is a deficient number, since it is larger than the sum of its proper divisors (8734807738).

16321352534 is a wasteful number, since it uses less digits than its factorization.

16321352534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36271.

The product of its digits is 64800, while the sum is 35.

Adding to 16321352534 its reverse (43525312361), we get a palindrome (59846664895).

The spelling of 16321352534 in words is "sixteen billion, three hundred twenty-one million, three hundred fifty-two thousand, five hundred thirty-four".