3165266720 has 432 divisors, whose sum is σ = 10160059392. Its totient is φ = 921231360.

The previous prime is 3165266719. The next prime is 3165266777. The reversal of 3165266720 is 276625613.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 24923297 + ... + 24923423.

It is an arithmetic number, because the mean of its divisors is an integer number (23518656).

Almost surely, 2^3165266720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3165266720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5080029696).

3165266720 is an abundant number, since it is smaller than the sum of its proper divisors (6994792672).

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

3165266720 is a wasteful number, since it uses less digits than its factorization.

3165266720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 3165266720 is about 56260.7031594878. The cubic root of 3165266720 is about 1468.2615882118.

The spelling of 3165266720 in words is "three billion, one hundred sixty-five million, two hundred sixty-six thousand, seven hundred twenty".