1053403442244 has 36 divisors (see below), whose sum is σ = 2727715421340. Its totient is φ = 342570224640.

The previous prime is 1053403442233. The next prime is 1053403442257. The reversal of 1053403442244 is 4422443043501.

1053403442244 is a `hidden beast` number, since 1 + 0 + 5 + 3 + 403 + 4 + 4 + 2 + 244 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 390012740100 + 663390702144 = 624510^2 + 814488^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1053403442244² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1053403442199 and 1053403442208.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 356842509 + ... + 356845460.

It is an arithmetic number, because the mean of its divisors is an integer number (75769872815).

Almost surely, 2^{1053403442244} is an apocalyptic number.

It is an amenable number.

1053403442244 is an abundant number, since it is smaller than the sum of its proper divisors (1674311979096).

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

1053403442244 is a wasteful number, since it uses less digits than its factorization.

1053403442244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713688020 (or 713688015 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 1053403442244 its reverse (4422443043501), we get a palindrome (5475846485745).

The spelling of 1053403442244 in words is "one trillion, fifty-three billion, four hundred three million, four hundred forty-two thousand, two hundred forty-four".