42035231242 has 16 divisors (see below), whose sum is σ = 63169009632. Its totient is φ = 20978920080.

The previous prime is 42035231233. The next prime is 42035231243. The reversal of 42035231242 is 24213253024.

It is a self number, because there is not a number n which added to its sum of digits gives 42035231242.

It is not an unprimeable number, because it can be changed into a prime (42035231243) 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, 5022153 + ... + 5030515.

It is an arithmetic number, because the mean of its divisors is an integer number (3948063102).

Almost surely, 2^42035231242 is an apocalyptic number.

42035231242 is a deficient number, since it is larger than the sum of its proper divisors (21133778390).

42035231242 is a wasteful number, since it uses less digits than its factorization.

42035231242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12693.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 42035231242 its reverse (24213253024), we get a palindrome (66248484266).

The spelling of 42035231242 in words is "forty-two billion, thirty-five million, two hundred thirty-one thousand, two hundred forty-two".