2402420242042 has 8 divisors (see below), whose sum is σ = 3604503136500. Its totient is φ = 1200919196544.

The previous prime is 2402420242003. The next prime is 2402420242049.

2402420242042 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 2394573648481 + 7846593561 = 1547441^2 + 88581^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2402420242042.

It is not an unprimeable number, because it can be changed into a prime (2402420242049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145451917 + ... + 145468432.

Almost surely, 2^{2402420242042} is an apocalyptic number.

2402420242042 is a deficient number, since it is larger than the sum of its proper divisors (1202082894458).

2402420242042 is a wasteful number, since it uses less digits than its factorization.

2402420242042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290924480.

The product of its (nonzero) digits is 16384, while the sum is 28.

It can be divided in two parts, 2402420 and 242042, that added together give a palindrome (2644462).

The spelling of 2402420242042 in words is "two trillion, four hundred two billion, four hundred twenty million, two hundred forty-two thousand, forty-two".