1005253530044 has 12 divisors (see below), whose sum is σ = 1761190498368. Its totient is φ = 502056244800.

The previous prime is 1005253530023. The next prime is 1005253530049. The reversal of 1005253530044 is 4400353525001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005253530049) 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, 142626092 + ... + 142633139.

It is an arithmetic number, because the mean of its divisors is an integer number (146765874864).

Almost surely, 2^{1005253530044} is an apocalyptic number.

It is an amenable number.

1005253530044 is a deficient number, since it is larger than the sum of its proper divisors (755936968324).

1005253530044 is a wasteful number, since it uses less digits than its factorization.

1005253530044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285260116 (or 285260114 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 1005253530044 in words is "one trillion, five billion, two hundred fifty-three million, five hundred thirty thousand, forty-four".