1441320528912 has 160 divisors (see below), whose sum is σ = 4135700310144. Its totient is φ = 428853657600.

The previous prime is 1441320528911. The next prime is 1441320528929. The reversal of 1441320528912 is 2198250231441.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1441320528911) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18545238 + ... + 18622794.

Almost surely, 2^{1441320528912} is an apocalyptic number.

1441320528912 is a gapful number since it is divisible by the number (12) 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 1441320528912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2067850155072).

1441320528912 is an abundant number, since it is smaller than the sum of its proper divisors (2694379781232).

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

1441320528912 is a wasteful number, since it uses less digits than its factorization.

1441320528912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78217 (or 78211 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 1441320528912 in words is "one trillion, four hundred forty-one billion, three hundred twenty million, five hundred twenty-eight thousand, nine hundred twelve".