20368683335336 has 64 divisors (see below), whose sum is σ = 44475830438400. Its totient is φ = 8563743272448.

The previous prime is 20368683335303. The next prime is 20368683335339. The reversal of 20368683335336 is 63353338686302.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20368683335339) 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, 25677260 + ... + 26458628.

It is an arithmetic number, because the mean of its divisors is an integer number (694934850600).

Almost surely, 2^{20368683335336} is an apocalyptic number.

It is an amenable number.

20368683335336 is an abundant number, since it is smaller than the sum of its proper divisors (24107147103064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20368683335336 is a wasteful number, since it uses less digits than its factorization.

20368683335336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790218 (or 790214 counting only the distinct ones).

The product of its (nonzero) digits is 100776960, while the sum is 59.

The spelling of 20368683335336 in words is "twenty trillion, three hundred sixty-eight billion, six hundred eighty-three million, three hundred thirty-five thousand, three hundred thirty-six".