42002042442042 has 64 divisors (see below), whose sum is σ = 86747698920960. Its totient is φ = 13549365849600.

The previous prime is 42002042442037. The next prime is 42002042442047. The reversal of 42002042442042 is 24024424020024.

It is a happy number.

42002042442042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42002042442037) and next prime (42002042442047).

It is not an unprimeable number, because it can be changed into a prime (42002042442047) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 13890888 + ... + 16642140.

It is an arithmetic number, because the mean of its divisors is an integer number (1355432795640).

Almost surely, 2^{42002042442042} is an apocalyptic number.

42002042442042 is an abundant number, since it is smaller than the sum of its proper divisors (44745656478918).

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

42002042442042 is a wasteful number, since it uses less digits than its factorization.

42002042442042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751799.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 42002042442042 its reverse (24024424020024), we get a palindrome (66026466462066).

The spelling of 42002042442042 in words is "forty-two trillion, two billion, forty-two million, four hundred forty-two thousand, forty-two".