20550104329127 has 2 divisors, whose sum is σ = 20550104329128. Its totient is φ = 20550104329126.

The previous prime is 20550104329019. The next prime is 20550104329141. The reversal of 20550104329127 is 72192340105502.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20550104329127 - 2¹⁴ = 20550104312743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20550104320127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10275052164563 + 10275052164564.

It is an arithmetic number, because the mean of its divisors is an integer number (10275052164564).

Almost surely, 2^{20550104329127} is an apocalyptic number.

20550104329127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20550104329127 is an equidigital number, since it uses as much as digits as its factorization.

20550104329127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 20550104329127 in words is "twenty trillion, five hundred fifty billion, one hundred four million, three hundred twenty-nine thousand, one hundred twenty-seven".