1005254043344 has 80 divisors (see below), whose sum is σ = 2004474384000. Its totient is φ = 488109017088.

The previous prime is 1005254043293. The next prime is 1005254043371. The reversal of 1005254043344 is 4433404525001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338581892 + ... + 338584860.

It is an arithmetic number, because the mean of its divisors is an integer number (25055929800).

Almost surely, 2^{1005254043344} is an apocalyptic number.

It is an amenable number.

1005254043344 is a deficient number, since it is larger than the sum of its proper divisors (999220340656).

1005254043344 is a wasteful number, since it uses less digits than its factorization.

1005254043344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692 (or 5686 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 1005254043344 its reverse (4433404525001), we get a palindrome (5438658568345).

The spelling of 1005254043344 in words is "one trillion, five billion, two hundred fifty-four million, forty-three thousand, three hundred forty-four".