1040332044443 has 4 divisors (see below), whose sum is σ = 1042578982368. Its totient is φ = 1038085106520.

The previous prime is 1040332044407. The next prime is 1040332044461. The reversal of 1040332044443 is 3444402330401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1040332044443 - 2⁶ = 1040332044379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040332044343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1123468268 + ... + 1123469193.

It is an arithmetic number, because the mean of its divisors is an integer number (260644745592).

Almost surely, 2^{1040332044443} is an apocalyptic number.

1040332044443 is a deficient number, since it is larger than the sum of its proper divisors (2246937925).

1040332044443 is an equidigital number, since it uses as much as digits as its factorization.

1040332044443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246937924.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 1040332044443 its reverse (3444402330401), we get a palindrome (4484734374844).

The spelling of 1040332044443 in words is "one trillion, forty billion, three hundred thirty-two million, forty-four thousand, four hundred forty-three".