16523952752 has 20 divisors (see below), whose sum is σ = 32139739056. Its totient is φ = 8229826560.

The previous prime is 16523952751. The next prime is 16523952763. The reversal of 16523952752 is 25725932561.

It is a happy number.

16523952752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 16523952697 and 16523952706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16523952751) 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 3 ways as a sum of consecutive naturals, for example, 2005124 + ... + 2013347.

Almost surely, 2^16523952752 is an apocalyptic number.

It is an amenable number.

16523952752 is a deficient number, since it is larger than the sum of its proper divisors (15615786304).

16523952752 is a wasteful number, since it uses less digits than its factorization.

16523952752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4018736 (or 4018730 counting only the distinct ones).

The product of its digits is 1134000, while the sum is 47.

The spelling of 16523952752 in words is "sixteen billion, five hundred twenty-three million, nine hundred fifty-two thousand, seven hundred fifty-two".