42542033042 has 16 divisors (see below), whose sum is σ = 65478672000. Its totient is φ = 20717542560.

The previous prime is 42542032979. The next prime is 42542033069. The reversal of 42542033042 is 24033024524.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42542032996 and 42542033014.

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, 383942 + ... + 482177.

It is an arithmetic number, because the mean of its divisors is an integer number (4092417000).

Almost surely, 2^42542033042 is an apocalyptic number.

42542033042 is a deficient number, since it is larger than the sum of its proper divisors (22936638958).

42542033042 is a wasteful number, since it uses less digits than its factorization.

42542033042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866761.

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 42542033042 its reverse (24033024524), we get a palindrome (66575057566).

The spelling of 42542033042 in words is "forty-two billion, five hundred forty-two million, thirty-three thousand, forty-two".