1005403241244 has 48 divisors (see below), whose sum is σ = 2484848330496. Its totient is φ = 315304953600.

The previous prime is 1005403241137. The next prime is 1005403241263. The reversal of 1005403241244 is 4421423045001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345192 + ... + 1459439.

It is an arithmetic number, because the mean of its divisors is an integer number (51767673552).

Almost surely, 2^{1005403241244} is an apocalyptic number.

It is an amenable number.

1005403241244 is an abundant number, since it is smaller than the sum of its proper divisors (1479445089252).

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

1005403241244 is a wasteful number, since it uses less digits than its factorization.

1005403241244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807386 (or 1807384 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 1005403241244 its reverse (4421423045001), we get a palindrome (5426826286245).

The spelling of 1005403241244 in words is "one trillion, five billion, four hundred three million, two hundred forty-one thousand, two hundred forty-four".