204012026314729 has 2 divisors, whose sum is σ = 204012026314730. Its totient is φ = 204012026314728.

The previous prime is 204012026314583. The next prime is 204012026314753. The reversal of 204012026314729 is 927413620210402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116582551075600 + 87429475239129 = 10797340^2 + 9350373^2 .

It is a cyclic number.

It is not a de Polignac number, because 204012026314729 - 2¹¹ = 204012026312681 is a prime.

It is not a weakly prime, because it can be changed into another prime (204012026714729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102006013157364 + 102006013157365.

It is an arithmetic number, because the mean of its divisors is an integer number (102006013157365).

Almost surely, 2^{204012026314729} is an apocalyptic number.

It is an amenable number.

204012026314729 is a deficient number, since it is larger than the sum of its proper divisors (1).

204012026314729 is an equidigital number, since it uses as much as digits as its factorization.

204012026314729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 204012026314729 in words is "two hundred four trillion, twelve billion, twenty-six million, three hundred fourteen thousand, seven hundred twenty-nine".