3380321280 has 352 divisors, whose sum is σ = 12498163200. Its totient is φ = 763822080.

The previous prime is 3380321267. The next prime is 3380321297. The reversal of 3380321280 is 821230833.

It is a super-2 number, since 2×3380321280² = 22853143912041676800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16020375 + ... + 16020585.

Almost surely, 2^3380321280 is an apocalyptic number.

3380321280 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 3380321280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6249081600).

3380321280 is an abundant number, since it is smaller than the sum of its proper divisors (9117841920).

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

3380321280 is a wasteful number, since it uses less digits than its factorization.

3380321280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 3380321280 is about 58140.5304413367. The cubic root of 3380321280 is about 1500.7879238227.

The spelling of 3380321280 in words is "three billion, three hundred eighty million, three hundred twenty-one thousand, two hundred eighty".