3313862447220 has 648 divisors, whose sum is σ = 11466303482088. Its totient is φ = 770080711680.

The previous prime is 3313862447173. The next prime is 3313862447297. The reversal of 3313862447220 is 227442683133.

3313862447220 is a `hidden beast` number, since 3 + 3 + 1 + 386 + 2 + 4 + 47 + 220 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 46632674916 + 3267229772304 = 215946^2 + 1807548^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 4157919862 + ... + 4157920658.

It is an arithmetic number, because the mean of its divisors is an integer number (17694912781).

Almost surely, 2^{3313862447220} is an apocalyptic number.

3313862447220 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 3313862447220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5733151741044).

3313862447220 is an abundant number, since it is smaller than the sum of its proper divisors (8152441034868).

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

3313862447220 is a wasteful number, since it uses less digits than its factorization.

3313862447220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 45.

The spelling of 3313862447220 in words is "three trillion, three hundred thirteen billion, eight hundred sixty-two million, four hundred forty-seven thousand, two hundred twenty".