42342002434 has 8 divisors (see below), whose sum is σ = 63593708688. Its totient is φ = 21144099540.

The previous prime is 42342002429. The next prime is 42342002449. The reversal of 42342002434 is 43420024324.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13448872 + ... + 13452019.

It is an arithmetic number, because the mean of its divisors is an integer number (7949213586).

Almost surely, 2^42342002434 is an apocalyptic number.

42342002434 is a deficient number, since it is larger than the sum of its proper divisors (21251706254).

42342002434 is a wasteful number, since it uses less digits than its factorization.

42342002434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26901680.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 42342002434 its reverse (43420024324), we get a palindrome (85762026758).

The spelling of 42342002434 in words is "forty-two billion, three hundred forty-two million, two thousand, four hundred thirty-four".