4445022120000 has 1680 divisors, whose sum is σ = 18687287853696. Its totient is φ = 912384000000.

The previous prime is 4445022119939. The next prime is 4445022120023. The reversal of 4445022120000 is 212205444.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (1680).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 10265639784 + ... + 10265640216.

Almost surely, 2^{4445022120000} is an apocalyptic number.

4445022120000 is a gapful number since it is divisible by the number (40) 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 4445022120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9343643926848).

4445022120000 is an abundant number, since it is smaller than the sum of its proper divisors (14242265733696).

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

4445022120000 is a wasteful number, since it uses less digits than its factorization.

4445022120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598 (or 562 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 4445022120000 its reverse (212205444), we get a palindrome (4445234325444).

The spelling of 4445022120000 in words is "four trillion, four hundred forty-five billion, twenty-two million, one hundred twenty thousand".