20053204177 has 2 divisors, whose sum is σ = 20053204178. Its totient is φ = 20053204176.

The previous prime is 20053204169. The next prime is 20053204207. The reversal of 20053204177 is 77140235002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12103520256 + 7949683921 = 110016^2 + 89161^2 .

It is a cyclic number.

It is not a de Polignac number, because 20053204177 - 2³ = 20053204169 is a prime.

It is not a weakly prime, because it can be changed into another prime (20053214177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10026602088 + 10026602089.

It is an arithmetic number, because the mean of its divisors is an integer number (10026602089).

Almost surely, 2^20053204177 is an apocalyptic number.

It is an amenable number.

20053204177 is a deficient number, since it is larger than the sum of its proper divisors (1).

20053204177 is an equidigital number, since it uses as much as digits as its factorization.

20053204177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 31.

Adding to 20053204177 its reverse (77140235002), we get a palindrome (97193439179).

The spelling of 20053204177 in words is "twenty billion, fifty-three million, two hundred four thousand, one hundred seventy-seven".