20622057166153 has 2 divisors, whose sum is σ = 20622057166154. Its totient is φ = 20622057166152.

The previous prime is 20622057166129. The next prime is 20622057166163. The reversal of 20622057166153 is 35166175022602.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13982117697289 + 6639939468864 = 3739267^2 + 2576808^2 .

It is a cyclic number.

It is not a de Polignac number, because 20622057166153 - 2²⁹ = 20621520295241 is a prime.

It is not a weakly prime, because it can be changed into another prime (20622057166163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10311028583076 + 10311028583077.

It is an arithmetic number, because the mean of its divisors is an integer number (10311028583077).

Almost surely, 2^{20622057166153} is an apocalyptic number.

It is an amenable number.

20622057166153 is a deficient number, since it is larger than the sum of its proper divisors (1).

20622057166153 is an equidigital number, since it uses as much as digits as its factorization.

20622057166153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 20622057166153 in words is "twenty trillion, six hundred twenty-two billion, fifty-seven million, one hundred sixty-six thousand, one hundred fifty-three".