3208161157320 has 96 divisors (see below), whose sum is σ = 11195827732800. Its totient is φ = 733293977472.

The previous prime is 3208161157303. The next prime is 3208161157367. The reversal of 3208161157320 is 237511618023.

It is a happy number.

3208161157320 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 2×3208161157320² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 272796940 + ... + 272808699.

It is an arithmetic number, because the mean of its divisors is an integer number (116623205550).

Almost surely, 2^{3208161157320} is an apocalyptic number.

3208161157320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3208161157320 is an abundant number, since it is smaller than the sum of its proper divisors (7987666575480).

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

3208161157320 is a wasteful number, since it uses less digits than its factorization.

3208161157320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545605667 (or 545605656 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 3208161157320 in words is "three trillion, two hundred eight billion, one hundred sixty-one million, one hundred fifty-seven thousand, three hundred twenty".