3221884816380 has 144 divisors (see below), whose sum is σ = 9843075968544. Its totient is φ = 853021877760.

The previous prime is 3221884816327. The next prime is 3221884816391. The reversal of 3221884816380 is 836184881223.

3221884816380 is a `hidden beast` number, since 3 + 2 + 2 + 1 + 88 + 481 + 6 + 3 + 80 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36213150 + ... + 36302010.

It is an arithmetic number, because the mean of its divisors is an integer number (68354694226).

Almost surely, 2^{3221884816380} is an apocalyptic number.

3221884816380 is a gapful number since it is divisible by the number (30) 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 3221884816380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4921537984272).

3221884816380 is an abundant number, since it is smaller than the sum of its proper divisors (6621191152164).

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

3221884816380 is a wasteful number, since it uses less digits than its factorization.

3221884816380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90316 (or 90311 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 54.

The spelling of 3221884816380 in words is "three trillion, two hundred twenty-one billion, eight hundred eighty-four million, eight hundred sixteen thousand, three hundred eighty".