4320144342 has 32 divisors (see below), whose sum is σ = 10105603200. Its totient is φ = 1364255784.

The previous prime is 4320144319. The next prime is 4320144391. The reversal of 4320144342 is 2434410234.

It is a happy number.

It is a super-3 number, since 3×4320144342³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2104308 + ... + 2106359.

It is an arithmetic number, because the mean of its divisors is an integer number (315800100).

Almost surely, 2^4320144342 is an apocalyptic number.

4320144342 is an abundant number, since it is smaller than the sum of its proper divisors (5785458858).

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

4320144342 is a wasteful number, since it uses less digits than its factorization.

4320144342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4210697 (or 4210691 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 4320144342 is about 65727.8049382451. The cubic root of 4320144342 is about 1628.6687088506.

Adding to 4320144342 its reverse (2434410234), we get a palindrome (6754554576).

The spelling of 4320144342 in words is "four billion, three hundred twenty million, one hundred forty-four thousand, three hundred forty-two".