3318820064 has 48 divisors (see below), whose sum is σ = 7473223296. Its totient is φ = 1421232000.

The previous prime is 3318820061. The next prime is 3318820069. The reversal of 3318820064 is 4600288133.

It is a happy number.

It is a super-2 number, since 2×3318820064² = 22029133234417928192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3318820061) 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, 319919 + ... + 330129.

It is an arithmetic number, because the mean of its divisors is an integer number (155692152).

Almost surely, 2^3318820064 is an apocalyptic number.

It is an amenable number.

3318820064 is an abundant number, since it is smaller than the sum of its proper divisors (4154403232).

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

3318820064 is a wasteful number, since it uses less digits than its factorization.

3318820064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11679 (or 11671 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 3318820064 is about 57609.2012095290. The cubic root of 3318820064 is about 1491.6304336146.

The spelling of 3318820064 in words is "three billion, three hundred eighteen million, eight hundred twenty thousand, sixty-four".