3220514659712 has 128 divisors (see below), whose sum is σ = 7363928678400. Its totient is φ = 1374302269440.

The previous prime is 3220514659709. The next prime is 3220514659741. The reversal of 3220514659712 is 2179564150223.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212413412 + ... + 212428572.

It is an arithmetic number, because the mean of its divisors is an integer number (57530692800).

Almost surely, 2^{3220514659712} is an apocalyptic number.

3220514659712 is a gapful number since it is divisible by the number (32) 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 3220514659712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3681964339200).

3220514659712 is an abundant number, since it is smaller than the sum of its proper divisors (4143414018688).

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

3220514659712 is a wasteful number, since it uses less digits than its factorization.

3220514659712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16184 (or 16172 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 3220514659712 in words is "three trillion, two hundred twenty billion, five hundred fourteen million, six hundred fifty-nine thousand, seven hundred twelve".