1134043400440 has 128 divisors (see below), whose sum is σ = 2844518342400. Its totient is φ = 404373841920.

The previous prime is 1134043400411. The next prime is 1134043400461. The reversal of 1134043400440 is 440043404311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1134043400399 and 1134043400408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90782595 + ... + 90795085.

It is an arithmetic number, because the mean of its divisors is an integer number (22222799550).

Almost surely, 2^{1134043400440} is an apocalyptic number.

1134043400440 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 1134043400440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1422259171200).

1134043400440 is an abundant number, since it is smaller than the sum of its proper divisors (1710474941960).

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

1134043400440 is a wasteful number, since it uses less digits than its factorization.

1134043400440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19565 (or 19561 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1134043400440 its reverse (440043404311), we get a palindrome (1574086804751).

The spelling of 1134043400440 in words is "one trillion, one hundred thirty-four billion, forty-three million, four hundred thousand, four hundred forty".