42432342942 has 16 divisors (see below), whose sum is σ = 92579657472. Its totient is φ = 12858285720.

The previous prime is 42432342937. The next prime is 42432342949. The reversal of 42432342942 is 24924323424.

42432342942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42432342942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42432342949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321457078 + ... + 321457209.

It is an arithmetic number, because the mean of its divisors is an integer number (5786228592).

Almost surely, 2^42432342942 is an apocalyptic number.

42432342942 is an abundant number, since it is smaller than the sum of its proper divisors (50147314530).

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

42432342942 is a wasteful number, since it uses less digits than its factorization.

42432342942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642914303.

The product of its digits is 331776, while the sum is 39.

The spelling of 42432342942 in words is "forty-two billion, four hundred thirty-two million, three hundred forty-two thousand, nine hundred forty-two".