1140244432000 has 128 divisors (see below), whose sum is σ = 2835929566080. Its totient is φ = 455937408000.

The previous prime is 1140244431983. The next prime is 1140244432007. The reversal of 1140244432000 is 2344420411.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1140244432007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52325107 + ... + 52346893.

It is an arithmetic number, because the mean of its divisors is an integer number (22155699735).

Almost surely, 2^{1140244432000} is an apocalyptic number.

1140244432000 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 1140244432000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1417964783040).

1140244432000 is an abundant number, since it is smaller than the sum of its proper divisors (1695685134080).

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

1140244432000 is an equidigital number, since it uses as much as digits as its factorization.

1140244432000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25087 (or 25065 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 1140244432000 its reverse (2344420411), we get a palindrome (1142588852411).

The spelling of 1140244432000 in words is "one trillion, one hundred forty billion, two hundred forty-four million, four hundred thirty-two thousand".