1244529004480 has 112 divisors (see below), whose sum is σ = 3050421940800. Its totient is φ = 483276423168.

The previous prime is 1244529004463. The next prime is 1244529004513. The reversal of 1244529004480 is 844009254421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5199109 + ... + 5433211.

Almost surely, 2^{1244529004480} is an apocalyptic number.

1244529004480 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 1244529004480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1525210970400).

1244529004480 is an abundant number, since it is smaller than the sum of its proper divisors (1805892936320).

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

1244529004480 is a wasteful number, since it uses less digits than its factorization.

1244529004480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234606 (or 234596 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 1244529004480 in words is "one trillion, two hundred forty-four billion, five hundred twenty-nine million, four thousand, four hundred eighty".