204125425667 has 2 divisors, whose sum is σ = 204125425668. Its totient is φ = 204125425666.

The previous prime is 204125425631. The next prime is 204125425687. The reversal of 204125425667 is 766524521402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204125425667 - 2⁸ = 204125425411 is a prime.

It is not a weakly prime, because it can be changed into another prime (204125425687) 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, 102062712833 + 102062712834.

It is an arithmetic number, because the mean of its divisors is an integer number (102062712834).

Almost surely, 2^204125425667 is an apocalyptic number.

204125425667 is a deficient number, since it is larger than the sum of its proper divisors (1).

204125425667 is an equidigital number, since it uses as much as digits as its factorization.

204125425667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 204125425667 in words is "two hundred four billion, one hundred twenty-five million, four hundred twenty-five thousand, six hundred sixty-seven".