16534453252 has 6 divisors (see below), whose sum is σ = 28935293198. Its totient is φ = 8267226624.

The previous prime is 16534453241. The next prime is 16534453303. The reversal of 16534453252 is 25235443561.

16534453252 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 only one way, i.e., 12718426176 + 3816027076 = 112776^2 + 61774^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2066806653 + ... + 2066806660.

Almost surely, 2^16534453252 is an apocalyptic number.

It is an amenable number.

16534453252 is a deficient number, since it is larger than the sum of its proper divisors (12400839946).

16534453252 is a wasteful number, since it uses less digits than its factorization.

16534453252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4133613317 (or 4133613315 counting only the distinct ones).

The product of its digits is 432000, while the sum is 40.

The spelling of 16534453252 in words is "sixteen billion, five hundred thirty-four million, four hundred fifty-three thousand, two hundred fifty-two".