3228784381876 has 12 divisors (see below), whose sum is σ = 5650985505060. Its totient is φ = 1614217094720.

The previous prime is 3228784381853. The next prime is 3228784381909. The reversal of 3228784381876 is 6781834878223.

It can be written as a sum of positive squares in 2 ways, for example, as 1793403072400 + 1435381309476 = 1339180^2 + 1198074^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43732561 + ... + 43806328.

It is an arithmetic number, because the mean of its divisors is an integer number (470915458755).

Almost surely, 2^{3228784381876} is an apocalyptic number.

It is an amenable number.

3228784381876 is a deficient number, since it is larger than the sum of its proper divisors (2422201123184).

3228784381876 is a wasteful number, since it uses less digits than its factorization.

3228784381876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87548114 (or 87548112 counting only the distinct ones).

The product of its digits is 173408256, while the sum is 67.

The spelling of 3228784381876 in words is "three trillion, two hundred twenty-eight billion, seven hundred eighty-four million, three hundred eighty-one thousand, eight hundred seventy-six".