3320065540 has 48 divisors (see below), whose sum is σ = 7626548160. Its totient is φ = 1204030080.

The previous prime is 3320065517. The next prime is 3320065589. The reversal of 3320065540 is 455600233.

It is a super-2 number, since 2×3320065540² = 22045670379790983200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3320065499 and 3320065508.

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 15 ways as a sum of consecutive naturals, for example, 61831 + ... + 102289.

It is an arithmetic number, because the mean of its divisors is an integer number (158886420).

Almost surely, 2^3320065540 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 3320065540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3813274080).

3320065540 is an abundant number, since it is smaller than the sum of its proper divisors (4306482620).

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

3320065540 is a wasteful number, since it uses less digits than its factorization.

3320065540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40852 (or 40850 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 3320065540 is about 57620.0098923976. The cubic root of 3320065540 is about 1491.8170016843.

Adding to 3320065540 its reverse (455600233), we get a palindrome (3775665773).

The spelling of 3320065540 in words is "three billion, three hundred twenty million, sixty-five thousand, five hundred forty".