20670016204 has 24 divisors (see below), whose sum is σ = 36295562240. Its totient is φ = 10299902976.

The previous prime is 20670016187. The next prime is 20670016223. The reversal of 20670016204 is 40261007602.

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, 2025964 + ... + 2036140.

Almost surely, 2^20670016204 is an apocalyptic number.

It is an amenable number.

20670016204 is a deficient number, since it is larger than the sum of its proper divisors (15625546036).

20670016204 is a wasteful number, since it uses less digits than its factorization.

20670016204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11857 (or 11855 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The spelling of 20670016204 in words is "twenty billion, six hundred seventy million, sixteen thousand, two hundred four".