3260663406 has 384 divisors, whose sum is σ = 10022777856. Its totient is φ = 739031040.

The previous prime is 3260663381. The next prime is 3260663411. The reversal of 3260663406 is 6043660623.

3260663406 is a `hidden beast` number, since 3 + 2 + 606 + 6 + 3 + 40 + 6 = 666.

3260663406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 44666586 + ... + 44666658.

It is an arithmetic number, because the mean of its divisors is an integer number (26100984).

Almost surely, 2^3260663406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3260663406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5011388928).

3260663406 is an abundant number, since it is smaller than the sum of its proper divisors (6762114450).

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

3260663406 is a wasteful number, since it uses less digits than its factorization.

3260663406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The square root of 3260663406 is about 57102.2189236110. The cubic root of 3260663406 is about 1482.8662809436.

It can be divided in two parts, 3260 and 663406, that added together give a palindrome (666666).

The spelling of 3260663406 in words is "three billion, two hundred sixty million, six hundred sixty-three thousand, four hundred six".