1040444212040 has 32 divisors (see below), whose sum is σ = 2341874204280. Its totient is φ = 416022177792.

The previous prime is 1040444211997. The next prime is 1040444212069. The reversal of 1040444212040 is 402124440401.

It can be written as a sum of positive squares in 4 ways, for example, as 560824249924 + 479619962116 = 748882^2 + 692546^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4751177 + ... + 4965336.

Almost surely, 2^{1040444212040} is an apocalyptic number.

1040444212040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040444212040 is an abundant number, since it is smaller than the sum of its proper divisors (1301429992240).

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

1040444212040 is a wasteful number, since it uses less digits than its factorization.

1040444212040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9719201 (or 9719197 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 1040444212040 its reverse (402124440401), we get a palindrome (1442568652441).

The spelling of 1040444212040 in words is "one trillion, forty billion, four hundred forty-four million, two hundred twelve thousand, forty".