4221445609260 has 240 divisors, whose sum is σ = 14507186158080. Its totient is φ = 1019097797760.

The previous prime is 4221445609253. The next prime is 4221445609351. The reversal of 4221445609260 is 629065441224.

It is a happy number.

4221445609260 is a `hidden beast` number, since 4 + 2 + 2 + 1 + 445 + 60 + 92 + 60 = 666.

4221445609260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 3763387 + ... + 4754573.

It is an arithmetic number, because the mean of its divisors is an integer number (60446608992).

Almost surely, 2^{4221445609260} 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 4221445609260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7253593079040).

4221445609260 is an abundant number, since it is smaller than the sum of its proper divisors (10285740548820).

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

4221445609260 is a wasteful number, since it uses less digits than its factorization.

4221445609260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991458 (or 991447 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 4221445609260 in words is "four trillion, two hundred twenty-one billion, four hundred forty-five million, six hundred nine thousand, two hundred sixty".