4042340120402 has 16 divisors (see below), whose sum is σ = 6121416913920. Its totient is φ = 2001881623248.

The previous prime is 4042340120383. The next prime is 4042340120437. The reversal of 4042340120402 is 2040210432404.

It is a happy number.

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, 2864708 + ... + 4036239.

It is an arithmetic number, because the mean of its divisors is an integer number (382588557120).

Almost surely, 2^{4042340120402} is an apocalyptic number.

4042340120402 is a deficient number, since it is larger than the sum of its proper divisors (2079076793518).

4042340120402 is a wasteful number, since it uses less digits than its factorization.

4042340120402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6903745.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 4042340120402 its reverse (2040210432404), we get a palindrome (6082550552806).

The spelling of 4042340120402 in words is "four trillion, forty-two billion, three hundred forty million, one hundred twenty thousand, four hundred two".