20034164506693 has 2 divisors, whose sum is σ = 20034164506694. Its totient is φ = 20034164506692.

The previous prime is 20034164506669. The next prime is 20034164506709. The reversal of 20034164506693 is 39660546143002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18493035924609 + 1541128582084 = 4300353^2 + 1241422^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20034164506693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20034164506613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10017082253346 + 10017082253347.

It is an arithmetic number, because the mean of its divisors is an integer number (10017082253347).

Almost surely, 2^{20034164506693} is an apocalyptic number.

It is an amenable number.

20034164506693 is a deficient number, since it is larger than the sum of its proper divisors (1).

20034164506693 is an equidigital number, since it uses as much as digits as its factorization.

20034164506693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 20034164506693 in words is "twenty trillion, thirty-four billion, one hundred sixty-four million, five hundred six thousand, six hundred ninety-three".