42044414042 has 16 divisors (see below), whose sum is σ = 66922566120. Its totient is φ = 19742304768.

The previous prime is 42044414003. The next prime is 42044414077. The reversal of 42044414042 is 24041444024.

It can be written as a sum of positive squares in 4 ways, for example, as 41738898601 + 305515441 = 204301^2 + 17479^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42044413996 and 42044414014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1337417 + ... + 1368492.

Almost surely, 2^42044414042 is an apocalyptic number.

42044414042 is a deficient number, since it is larger than the sum of its proper divisors (24878152078).

42044414042 is a wasteful number, since it uses less digits than its factorization.

42044414042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2706385.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 42044414042 its reverse (24041444024), we get a palindrome (66085858066).

The spelling of 42044414042 in words is "forty-two billion, forty-four million, four hundred fourteen thousand, forty-two".