204306461423 has 2 divisors, whose sum is σ = 204306461424. Its totient is φ = 204306461422.

The previous prime is 204306461419. The next prime is 204306461441. The reversal of 204306461423 is 324164603402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204306461423 - 2² = 204306461419 is a prime.

It is a super-2 number, since 2×204306461423² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204306461413) 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, 102153230711 + 102153230712.

It is an arithmetic number, because the mean of its divisors is an integer number (102153230712).

Almost surely, 2^204306461423 is an apocalyptic number.

204306461423 is a deficient number, since it is larger than the sum of its proper divisors (1).

204306461423 is an equidigital number, since it uses as much as digits as its factorization.

204306461423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 204306461423 in words is "two hundred four billion, three hundred six million, four hundred sixty-one thousand, four hundred twenty-three".