20067688196009 has 16 divisors (see below), whose sum is σ = 20622729329664. Its totient is φ = 19516737315600.

The previous prime is 20067688195993. The next prime is 20067688196029. The reversal of 20067688196009 is 90069188676002.

It is a cyclic number.

It is not a de Polignac number, because 20067688196009 - 2⁴ = 20067688195993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20067688196029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22301204 + ... + 23183594.

It is an arithmetic number, because the mean of its divisors is an integer number (1288920583104).

Almost surely, 2^{20067688196009} is an apocalyptic number.

It is an amenable number.

20067688196009 is a deficient number, since it is larger than the sum of its proper divisors (555041133655).

20067688196009 is a wasteful number, since it uses less digits than its factorization.

20067688196009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884708.

The product of its (nonzero) digits is 15676416, while the sum is 62.

The spelling of 20067688196009 in words is "twenty trillion, sixty-seven billion, six hundred eighty-eight million, one hundred ninety-six thousand, nine".