3366256321 has 8 divisors (see below), whose sum is σ = 3385865664. Its totient is φ = 3346689360.

The previous prime is 3366256307. The next prime is 3366256393. The reversal of 3366256321 is 1236526633.

3366256321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3366256321 - 2¹¹ = 3366254273 is a prime.

It is a super-2 number, since 2×3366256321² = 22663363237344910082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3366256121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156276 + ... + 176506.

It is an arithmetic number, because the mean of its divisors is an integer number (423233208).

Almost surely, 2^3366256321 is an apocalyptic number.

It is an amenable number.

3366256321 is a deficient number, since it is larger than the sum of its proper divisors (19609343).

3366256321 is a wasteful number, since it uses less digits than its factorization.

3366256321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21191.

The product of its digits is 116640, while the sum is 37.

The square root of 3366256321 is about 58019.4477826185. The cubic root of 3366256321 is about 1498.7035198972.

The spelling of 3366256321 in words is "three billion, three hundred sixty-six million, two hundred fifty-six thousand, three hundred twenty-one".