1240044030042 has 8 divisors (see below), whose sum is σ = 2480088060096. Its totient is φ = 413348010012.

The previous prime is 1240044029999. The next prime is 1240044030053. The reversal of 1240044030042 is 2400304400421.

It is a happy number.

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

1240044030042 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1240044029994 and 1240044030021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103337002498 + ... + 103337002509.

It is an arithmetic number, because the mean of its divisors is an integer number (310011007512).

Almost surely, 2^{1240044030042} is an apocalyptic number.

1240044030042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1240044030042 is a wasteful number, since it uses less digits than its factorization.

1240044030042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206674005012.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 1240044030042 its reverse (2400304400421), we get a palindrome (3640348430463).

The spelling of 1240044030042 in words is "one trillion, two hundred forty billion, forty-four million, thirty thousand, forty-two".