4042002002434 has 16 divisors (see below), whose sum is σ = 6619261262400. Its totient is φ = 1835863590960.

The previous prime is 4042002002429. The next prime is 4042002002447. The reversal of 4042002002434 is 4342002002404.

It is a junction number, because it is equal to n+sod(n) for n = 4042002002399 and 4042002002408.

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, 70473009 + ... + 70530340.

It is an arithmetic number, because the mean of its divisors is an integer number (413703828900).

Almost surely, 2^{4042002002434} is an apocalyptic number.

4042002002434 is a deficient number, since it is larger than the sum of its proper divisors (2577259259966).

4042002002434 is a wasteful number, since it uses less digits than its factorization.

4042002002434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141004665.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 4042002002434 its reverse (4342002002404), we get a palindrome (8384004004838).

The spelling of 4042002002434 in words is "four trillion, forty-two billion, two million, two thousand, four hundred thirty-four".