5440113431442 has 64 divisors (see below), whose sum is σ = 12358132416000. Its totient is φ = 1773096024960.

The previous prime is 5440113431369. The next prime is 5440113431453. The reversal of 5440113431442 is 2441343110445.

It is a happy number.

5440113431442 is a `hidden beast` number, since 54 + 4 + 0 + 1 + 134 + 31 + 442 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 5440113431397 and 5440113431406.

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, 1640692 + ... + 3684032.

It is an arithmetic number, because the mean of its divisors is an integer number (193095819000).

Almost surely, 2^{5440113431442} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5440113431442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6179066208000).

5440113431442 is an abundant number, since it is smaller than the sum of its proper divisors (6918018984558).

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

5440113431442 is a wasteful number, since it uses less digits than its factorization.

5440113431442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2044448 (or 2044442 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 5440113431442 its reverse (2441343110445), we get a palindrome (7881456541887).

The spelling of 5440113431442 in words is "five trillion, four hundred forty billion, one hundred thirteen million, four hundred thirty-one thousand, four hundred forty-two".