1040273523844 has 27 divisors (see below), whose sum is σ = 1837138744623. Its totient is φ = 515419548672.

The previous prime is 1040273523827. The next prime is 1040273523847. The reversal of 1040273523844 is 4483253720401.

The square root of 1040273523844 is 1019938.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1015737434244 + 24536089600 = 1007838^2 + 156640^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1040273523844.

It is not an unprimeable number, because it can be changed into a prime (1040273523847) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 230503732 + ... + 230508244.

Almost surely, 2^{1040273523844} is an apocalyptic number.

1040273523844 is the 1019938-th square number.

It is an amenable number.

1040273523844 is a deficient number, since it is larger than the sum of its proper divisors (796865220779).

1040273523844 is an frugal number, since it uses more digits than its factorization.

1040273523844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9256 (or 4628 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 1040273523844 in words is "one trillion, forty billion, two hundred seventy-three million, five hundred twenty-three thousand, eight hundred forty-four".