4042002420402 has 16 divisors (see below), whose sum is σ = 8105334673440. Its totient is φ = 1343779168032.

The previous prime is 4042002420371. The next prime is 4042002420413. The reversal of 4042002420402 is 2040242002404.

4042002420402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 888740563 + ... + 888745110.

It is an arithmetic number, because the mean of its divisors is an integer number (506583417090).

Almost surely, 2^{4042002420402} is an apocalyptic number.

4042002420402 is an abundant number, since it is smaller than the sum of its proper divisors (4063332253038).

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

4042002420402 is a wasteful number, since it uses less digits than its factorization.

4042002420402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777486057.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 4042002420402 its reverse (2040242002404), we get a palindrome (6082244422806).

The spelling of 4042002420402 in words is "four trillion, forty-two billion, two million, four hundred twenty thousand, four hundred two".