3445221425320 has 64 divisors (see below), whose sum is σ = 7883731944000. Its totient is φ = 1354628341248.

The previous prime is 3445221425311. The next prime is 3445221425323. The reversal of 3445221425320 is 235241225443.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3445221425320.

It is not an unprimeable number, because it can be changed into a prime (3445221425323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36034299 + ... + 36129781.

It is an arithmetic number, because the mean of its divisors is an integer number (123183311625).

Almost surely, 2^{3445221425320} is an apocalyptic number.

It is an amenable number.

3445221425320 is an abundant number, since it is smaller than the sum of its proper divisors (4438510518680).

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

3445221425320 is a wasteful number, since it uses less digits than its factorization.

3445221425320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110842 (or 110838 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

The spelling of 3445221425320 in words is "three trillion, four hundred forty-five billion, two hundred twenty-one million, four hundred twenty-five thousand, three hundred twenty".