3266786880 has 336 divisors, whose sum is σ = 13107619200. Its totient is φ = 746468352.

The previous prime is 3266786857. The next prime is 3266786891. The reversal of 3266786880 is 886876623.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (336).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 986187 + ... + 989493.

Almost surely, 2^3266786880 is an apocalyptic number.

3266786880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3266786880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6553809600).

3266786880 is an abundant number, since it is smaller than the sum of its proper divisors (9840832320).

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

3266786880 is a wasteful number, since it uses less digits than its factorization.

3266786880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351 (or 3324 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The square root of 3266786880 is about 57155.8123028621. The cubic root of 3266786880 is about 1483.7939668871.

The spelling of 3266786880 in words is "three billion, two hundred sixty-six million, seven hundred eighty-six thousand, eight hundred eighty".