16532901968 has 40 divisors (see below), whose sum is σ = 35016479040. Its totient is φ = 7499485440.

The previous prime is 16532901961. The next prime is 16532902019. The reversal of 16532901968 is 86910923561.

It is a happy number.

It is a super-3 number, since 3×16532901968³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16532901961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10733 + ... + 182156.

It is an arithmetic number, because the mean of its divisors is an integer number (875411976).

Almost surely, 2^16532901968 is an apocalyptic number.

It is an amenable number.

16532901968 is an abundant number, since it is smaller than the sum of its proper divisors (18483577072).

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

16532901968 is a wasteful number, since it uses less digits than its factorization.

16532901968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193395 (or 193389 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 50.

The spelling of 16532901968 in words is "sixteen billion, five hundred thirty-two million, nine hundred one thousand, nine hundred sixty-eight".