16179220968 has 32 divisors (see below), whose sum is σ = 41308652160. Its totient is φ = 5278327040.

The previous prime is 16179220963. The next prime is 16179220969. The reversal of 16179220968 is 86902297161.

16179220968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16179220968² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16179220968.

It is not an unprimeable number, because it can be changed into a prime (16179220961) 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, 7170513 + ... + 7172768.

It is an arithmetic number, because the mean of its divisors is an integer number (1290895380).

Almost surely, 2^16179220968 is an apocalyptic number.

It is an amenable number.

16179220968 is an abundant number, since it is smaller than the sum of its proper divisors (25129431192).

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

16179220968 is a wasteful number, since it uses less digits than its factorization.

16179220968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14343337 (or 14343333 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 51.

The spelling of 16179220968 in words is "sixteen billion, one hundred seventy-nine million, two hundred twenty thousand, nine hundred sixty-eight".