20126164775063 has 8 divisors (see below), whose sum is σ = 20133150546432. Its totient is φ = 20119179790296.

The previous prime is 20126164775029. The next prime is 20126164775083. The reversal of 20126164775063 is 36057746162102.

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

It is a cyclic number.

It is not a de Polignac number, because 20126164775063 - 2¹⁰ = 20126164774039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20126164775083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53510006 + ... + 53884812.

It is an arithmetic number, because the mean of its divisors is an integer number (2516643818304).

Almost surely, 2^{20126164775063} is an apocalyptic number.

20126164775063 is a deficient number, since it is larger than the sum of its proper divisors (6985771369).

20126164775063 is a wasteful number, since it uses less digits than its factorization.

20126164775063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393301.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 20126164775063 in words is "twenty trillion, one hundred twenty-six billion, one hundred sixty-four million, seven hundred seventy-five thousand, sixty-three".