42140420030 has 8 divisors (see below), whose sum is σ = 75852756072. Its totient is φ = 16856168008.

The previous prime is 42140419969. The next prime is 42140420087. The reversal of 42140420030 is 3002404124.

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

It is a junction number, because it is equal to n+sod(n) for n = 42140419984 and 42140420011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2107020992 + ... + 2107021011.

It is an arithmetic number, because the mean of its divisors is an integer number (9481594509).

Almost surely, 2^42140420030 is an apocalyptic number.

42140420030 is a deficient number, since it is larger than the sum of its proper divisors (33712336042).

42140420030 is a wasteful number, since it uses less digits than its factorization.

42140420030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4214042010.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 42140420030 its reverse (3002404124), we get a palindrome (45142824154).

The spelling of 42140420030 in words is "forty-two billion, one hundred forty million, four hundred twenty thousand, thirty".