20603842606 has 8 divisors (see below), whose sum is σ = 30906378360. Its totient is φ = 10301716488.

The previous prime is 20603842583. The next prime is 20603842667. The reversal of 20603842606 is 60624830602.

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

It is a congruent number.

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, 119565 + ... + 235591.

It is an arithmetic number, because the mean of its divisors is an integer number (3863297295).

Almost surely, 2^20603842606 is an apocalyptic number.

20603842606 is a deficient number, since it is larger than the sum of its proper divisors (10302535754).

20603842606 is a wasteful number, since it uses less digits than its factorization.

20603842606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204818.

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

The spelling of 20603842606 in words is "twenty billion, six hundred three million, eight hundred forty-two thousand, six hundred six".