3317680656 has 30 divisors (see below), whose sum is σ = 9284898350. Its totient is φ = 1105893504.

The previous prime is 3317680631. The next prime is 3317680657. The reversal of 3317680656 is 6560867133.

3317680656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3190442256 + 127238400 = 56484^2 + 11280^2 .

It is a super-2 number, since 2×3317680656² = 22014009870393180672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3317680657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11519581 + ... + 11519868.

Almost surely, 2^3317680656 is an apocalyptic number.

3317680656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3317680656 is an abundant number, since it is smaller than the sum of its proper divisors (5967217694).

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

3317680656 is a wasteful number, since it uses less digits than its factorization.

3317680656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23039463 (or 23039454 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 3317680656 is about 57599.3112458821. The cubic root of 3317680656 is about 1491.4597132831.

The spelling of 3317680656 in words is "three billion, three hundred seventeen million, six hundred eighty thousand, six hundred fifty-six".