55204230514129 has 2 divisors, whose sum is σ = 55204230514130. Its totient is φ = 55204230514128.

The previous prime is 55204230514091. The next prime is 55204230514163. The reversal of 55204230514129 is 92141503240255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45791747641600 + 9412482872529 = 6766960^2 + 3067977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55204230514129 is a prime.

It is not a weakly prime, because it can be changed into another prime (55204230544129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27602115257064 + 27602115257065.

It is an arithmetic number, because the mean of its divisors is an integer number (27602115257065).

Almost surely, 2^{55204230514129} is an apocalyptic number.

It is an amenable number.

55204230514129 is a deficient number, since it is larger than the sum of its proper divisors (1).

55204230514129 is an equidigital number, since it uses as much as digits as its factorization.

55204230514129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 55204230514129 in words is "fifty-five trillion, two hundred four billion, two hundred thirty million, five hundred fourteen thousand, one hundred twenty-nine".