204719596447 has 2 divisors, whose sum is σ = 204719596448. Its totient is φ = 204719596446.

The previous prime is 204719596423. The next prime is 204719596513. The reversal of 204719596447 is 744695917402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204719596447 - 2³⁵ = 170359858079 is a prime.

It is a super-2 number, since 2×204719596447² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204719596391 and 204719596400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204719590447) 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, 102359798223 + 102359798224.

It is an arithmetic number, because the mean of its divisors is an integer number (102359798224).

Almost surely, 2^204719596447 is an apocalyptic number.

204719596447 is a deficient number, since it is larger than the sum of its proper divisors (1).

204719596447 is an equidigital number, since it uses as much as digits as its factorization.

204719596447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15240960, while the sum is 58.

The spelling of 204719596447 in words is "two hundred four billion, seven hundred nineteen million, five hundred ninety-six thousand, four hundred forty-seven".