3387220636448 has 48 divisors (see below), whose sum is σ = 7274977161984. Its totient is φ = 1539613781760.

The previous prime is 3387220636433. The next prime is 3387220636469. The reversal of 3387220636448 is 8446360227833.

It is a super-2 number, since 2×3387220636448² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3387220636393 and 3387220636402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28479761 + ... + 28598447.

It is an arithmetic number, because the mean of its divisors is an integer number (151562024208).

Almost surely, 2^{3387220636448} is an apocalyptic number.

It is an amenable number.

3387220636448 is an abundant number, since it is smaller than the sum of its proper divisors (3887756525536).

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

3387220636448 is a wasteful number, since it uses less digits than its factorization.

3387220636448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199785 (or 199777 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 56.

The spelling of 3387220636448 in words is "three trillion, three hundred eighty-seven billion, two hundred twenty million, six hundred thirty-six thousand, four hundred forty-eight".