4042202042041 has 8 divisors (see below), whose sum is σ = 4043858855400. Its totient is φ = 4040545517568.

The previous prime is 4042202041979. The next prime is 4042202042083. The reversal of 4042202042041 is 1402402022404.

It can be written as a sum of positive squares in 4 ways, for example, as 1056290617600 + 2985911424441 = 1027760^2 + 1727979^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4042202042041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4042202041997 and 4042202042015.

It is not an unprimeable number, because it can be changed into a prime (4042202043041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30524925 + ... + 30657061.

It is an arithmetic number, because the mean of its divisors is an integer number (505482356925).

Almost surely, 2^{4042202042041} is an apocalyptic number.

It is an amenable number.

4042202042041 is a deficient number, since it is larger than the sum of its proper divisors (1656813359).

4042202042041 is a wasteful number, since it uses less digits than its factorization.

4042202042041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144443.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 4042202042041 its reverse (1402402022404), we get a palindrome (5444604064445).

The spelling of 4042202042041 in words is "four trillion, forty-two billion, two hundred two million, forty-two thousand, forty-one".