42044004042 has 64 divisors (see below), whose sum is σ = 90889344000. Its totient is φ = 12925087488.

The previous prime is 42044004007. The next prime is 42044004043. The reversal of 42044004042 is 24040044024.

It is not an unprimeable number, because it can be changed into a prime (42044004043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 662434 + ... + 723122.

It is an arithmetic number, because the mean of its divisors is an integer number (1420146000).

Almost surely, 2^42044004042 is an apocalyptic number.

42044004042 is an abundant number, since it is smaller than the sum of its proper divisors (48845339958).

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

42044004042 is a wasteful number, since it uses less digits than its factorization.

42044004042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60875.

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

Adding to 42044004042 its reverse (24040044024), we get a palindrome (66084048066).

The spelling of 42044004042 in words is "forty-two billion, forty-four million, four thousand, forty-two", and thus it is an eban number.