1044132213440 has 112 divisors (see below), whose sum is σ = 2541325168800. Its totient is φ = 408488435712.

The previous prime is 1044132213433. The next prime is 1044132213469. The reversal of 1044132213440 is 443122314401.

It is a super-2 number, since 2×1044132213440² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3578996 + ... + 3859724.

Almost surely, 2^{1044132213440} is an apocalyptic number.

1044132213440 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 1044132213440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1270662584400).

1044132213440 is an abundant number, since it is smaller than the sum of its proper divisors (1497192955360).

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

1044132213440 is a wasteful number, since it uses less digits than its factorization.

1044132213440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281002 (or 280992 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1044132213440 its reverse (443122314401), we get a palindrome (1487254527841).

The spelling of 1044132213440 in words is "one trillion, forty-four billion, one hundred thirty-two million, two hundred thirteen thousand, four hundred forty".