3265710981156 has 144 divisors (see below), whose sum is σ = 9387982880640. Its totient is φ = 948886410240.

The previous prime is 3265710981131. The next prime is 3265710981163. The reversal of 3265710981156 is 6511890175623.

3265710981156 is a `hidden beast` number, since 3 + 2 + 6 + 571 + 0 + 9 + 8 + 11 + 56 = 666.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2174956 + ... + 3355868.

It is an arithmetic number, because the mean of its divisors is an integer number (65194325560).

Almost surely, 2^{3265710981156} is an apocalyptic number.

3265710981156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3265710981156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4693991440320).

3265710981156 is an abundant number, since it is smaller than the sum of its proper divisors (6122271899484).

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

3265710981156 is a wasteful number, since it uses less digits than its factorization.

3265710981156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181266 (or 1181261 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 54.

The spelling of 3265710981156 in words is "three trillion, two hundred sixty-five billion, seven hundred ten million, nine hundred eighty-one thousand, one hundred fifty-six".