2420442402342 has 16 divisors (see below), whose sum is σ = 4953463521600. Its totient is φ = 788051014632.

The previous prime is 2420442402337. The next prime is 2420442402349. The reversal of 2420442402342 is 2432042440242.

It is a happy number.

It is a super-2 number, since 2×2420442402342² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420442402349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4690779592 + ... + 4690780107.

It is an arithmetic number, because the mean of its divisors is an integer number (309591470100).

Almost surely, 2^{2420442402342} is an apocalyptic number.

2420442402342 is an abundant number, since it is smaller than the sum of its proper divisors (2533021119258).

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

2420442402342 is a wasteful number, since it uses less digits than its factorization.

2420442402342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9381559747.

The product of its (nonzero) digits is 98304, while the sum is 33.

Adding to 2420442402342 its reverse (2432042440242), we get a palindrome (4852484842584).

The spelling of 2420442402342 in words is "two trillion, four hundred twenty billion, four hundred forty-two million, four hundred two thousand, three hundred forty-two".