3312776448 has 144 divisors (see below), whose sum is σ = 9982405440. Its totient is φ = 1083303936.

The previous prime is 3312776443. The next prime is 3312776477. The reversal of 3312776448 is 8446772133.

3312776448 is a `hidden beast` number, since 331 + 277 + 6 + 4 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3312776443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361815 + ... + 370857.

It is an arithmetic number, because the mean of its divisors is an integer number (69322260).

Almost surely, 2^3312776448 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 3312776448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4991202720).

3312776448 is an abundant number, since it is smaller than the sum of its proper divisors (6669628992).

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

3312776448 is an equidigital number, since it uses as much as digits as its factorization.

3312776448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9121 (or 9101 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 3312776448 is about 57556.7237427566. The cubic root of 3312776448 is about 1490.7244570956.

The spelling of 3312776448 in words is "three billion, three hundred twelve million, seven hundred seventy-six thousand, four hundred forty-eight".