3266970641280 has 640 divisors, whose sum is σ = 11911711474080. Its totient is φ = 853071740928.

The previous prime is 3266970641279. The next prime is 3266970641321. The reversal of 3266970641280 is 821460796623.

3266970641280 is a `hidden beast` number, since 3 + 2 + 66 + 97 + 0 + 6 + 412 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (640).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 600874722 + ... + 600880158.

Almost surely, 2^{3266970641280} is an apocalyptic number.

3266970641280 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 3266970641280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5955855737040).

3266970641280 is an abundant number, since it is smaller than the sum of its proper divisors (8644740832800).

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

3266970641280 is a wasteful number, since it uses less digits than its factorization.

3266970641280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5708 (or 5687 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 3266970641280 in words is "three trillion, two hundred sixty-six billion, nine hundred seventy million, six hundred forty-one thousand, two hundred eighty".