12066046642 has 8 divisors (see below), whose sum is σ = 19491306156. Its totient is φ = 5568944592.

The previous prime is 12066046639. The next prime is 12066046669. The reversal of 12066046642 is 24664066021.

It can be written as a sum of positive squares in 2 ways, for example, as 8427423601 + 3638623041 = 91801^2 + 60321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232039333 + ... + 232039384.

Almost surely, 2^12066046642 is an apocalyptic number.

12066046642 is a deficient number, since it is larger than the sum of its proper divisors (7425259514).

12066046642 is a wasteful number, since it uses less digits than its factorization.

12066046642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464078732.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 12066046642 in words is "twelve billion, sixty-six million, forty-six thousand, six hundred forty-two".