120444400000 has 192 divisors, whose sum is σ = 304211466720. Its totient is φ = 47488000000.

The previous prime is 120444399973. The next prime is 120444400003. The reversal of 120444400000 is 4444021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120444400003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28397880 + ... + 28402120.

Almost surely, 2^120444400000 is an apocalyptic number.

120444400000 is a gapful number since it is divisible by the number (10) 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 120444400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152105733360).

120444400000 is an abundant number, since it is smaller than the sum of its proper divisors (183767066720).

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

120444400000 is an frugal number, since it uses more digits than its factorization.

120444400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4351 (or 4319 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 120444400000 its reverse (4444021), we get a palindrome (120448844021).

The spelling of 120444400000 in words is "one hundred twenty billion, four hundred forty-four million, four hundred thousand".