42066426604 has 6 divisors (see below), whose sum is σ = 73616246564. Its totient is φ = 21033213300.

The previous prime is 42066426599. The next prime is 42066426617. The reversal of 42066426604 is 40662466024.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5258303322 + ... + 5258303329.

Almost surely, 2^42066426604 is an apocalyptic number.

It is an amenable number.

42066426604 is a deficient number, since it is larger than the sum of its proper divisors (31549819960).

42066426604 is a wasteful number, since it uses less digits than its factorization.

42066426604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10516606655 (or 10516606653 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 42066426604 in words is "forty-two billion, sixty-six million, four hundred twenty-six thousand, six hundred four".