1005005422243 has 8 divisors (see below), whose sum is σ = 1022208570368. Its totient is φ = 987867070344.

The previous prime is 1005005422207. The next prime is 1005005422249. The reversal of 1005005422243 is 3422245005001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1005005422243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1005005422249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16167771 + ... + 16229812.

It is an arithmetic number, because the mean of its divisors is an integer number (127776071296).

Almost surely, 2^{1005005422243} is an apocalyptic number.

1005005422243 is a deficient number, since it is larger than the sum of its proper divisors (17203148125).

1005005422243 is an equidigital number, since it uses as much as digits as its factorization.

1005005422243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32398113.

The product of its (nonzero) digits is 9600, while the sum is 28.

The spelling of 1005005422243 in words is "one trillion, five billion, five million, four hundred twenty-two thousand, two hundred forty-three".