2005135342242 has 16 divisors (see below), whose sum is σ = 4011316979040. Its totient is φ = 668204064992.

The previous prime is 2005135342211. The next prime is 2005135342303. The reversal of 2005135342242 is 2422435315002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43570692 + ... + 43616687.

It is an arithmetic number, because the mean of its divisors is an integer number (250707311190).

Almost surely, 2^{2005135342242} is an apocalyptic number.

2005135342242 is an abundant number, since it is smaller than the sum of its proper divisors (2006181636798).

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

2005135342242 is a wasteful number, since it uses less digits than its factorization.

2005135342242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87191217.

The product of its (nonzero) digits is 57600, while the sum is 33.

The spelling of 2005135342242 in words is "two trillion, five billion, one hundred thirty-five million, three hundred forty-two thousand, two hundred forty-two".