42002442042 has 16 divisors (see below), whose sum is σ = 91641691872. Its totient is φ = 12728012720.

The previous prime is 42002442037. The next prime is 42002442067. The reversal of 42002442042 is 24024420024.

It is an unprimeable number.

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, 318200253 + ... + 318200384.

It is an arithmetic number, because the mean of its divisors is an integer number (5727605742).

Almost surely, 2^42002442042 is an apocalyptic number.

42002442042 is an abundant number, since it is smaller than the sum of its proper divisors (49639249830).

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

42002442042 is a wasteful number, since it uses less digits than its factorization.

42002442042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636400653.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 42002442042 its reverse (24024420024), we get a palindrome (66026862066).

The spelling of 42002442042 in words is "forty-two billion, two million, four hundred forty-two thousand, forty-two".