3372644864 has 80 divisors (see below), whose sum is σ = 6856227840. Its totient is φ = 1657221120.

The previous prime is 3372644851. The next prime is 3372644879. The reversal of 3372644864 is 4684462733.

It is a super-2 number, since 2×3372644864² = 22749466757331156992, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12445049 + ... + 12445319.

It is an arithmetic number, because the mean of its divisors is an integer number (85702848).

Almost surely, 2^3372644864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3372644864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3428113920).

3372644864 is an abundant number, since it is smaller than the sum of its proper divisors (3483582976).

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

3372644864 is a wasteful number, since it uses less digits than its factorization.

3372644864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621 (or 605 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 47.

The square root of 3372644864 is about 58074.4768723748. The cubic root of 3372644864 is about 1499.6510097731.

The spelling of 3372644864 in words is "three billion, three hundred seventy-two million, six hundred forty-four thousand, eight hundred sixty-four".