1005045422225 has 12 divisors (see below), whose sum is σ = 1342122195036. Its totient is φ = 742187388480.

The previous prime is 1005045422141. The next prime is 1005045422237. The reversal of 1005045422225 is 5222245405001.

It can be written as a sum of positive squares in 6 ways, for example, as 87291649 + 1004958130576 = 9343^2 + 1002476^2 .

It is not a de Polignac number, because 1005045422225 - 2¹⁰ = 1005045421201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1005045422191 and 1005045422200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1546223402 + ... + 1546224051.

It is an arithmetic number, because the mean of its divisors is an integer number (111843516253).

Almost surely, 2^{1005045422225} is an apocalyptic number.

It is an amenable number.

1005045422225 is a deficient number, since it is larger than the sum of its proper divisors (337076772811).

1005045422225 is a wasteful number, since it uses less digits than its factorization.

1005045422225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3092447476 (or 3092447471 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 1005045422225 in words is "one trillion, five billion, forty-five million, four hundred twenty-two thousand, two hundred twenty-five".