1000042400334 has 16 divisors (see below), whose sum is σ = 2054141147088. Its totient is φ = 324338075712.

The previous prime is 1000042400323. The next prime is 1000042400347. The reversal of 1000042400334 is 4330042400001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000042400334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2252347527 + ... + 2252347970.

It is an arithmetic number, because the mean of its divisors is an integer number (128383821693).

Almost surely, 2^{1000042400334} is an apocalyptic number.

1000042400334 is an abundant number, since it is smaller than the sum of its proper divisors (1054098746754).

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

1000042400334 is a wasteful number, since it uses less digits than its factorization.

1000042400334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504695539.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 1000042400334 its reverse (4330042400001), we get a palindrome (5330084800335).

The spelling of 1000042400334 in words is "one trillion, forty-two million, four hundred thousand, three hundred thirty-four".