204350466613 has 2 divisors, whose sum is σ = 204350466614. Its totient is φ = 204350466612.

The previous prime is 204350466599. The next prime is 204350466659. The reversal of 204350466613 is 316664053402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203154828529 + 1195638084 = 450727^2 + 34578^2 .

It is a cyclic number.

It is not a de Polignac number, because 204350466613 - 2⁵ = 204350466581 is a prime.

It is a super-2 number, since 2×204350466613² (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 (204350466673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102175233306 + 102175233307.

It is an arithmetic number, because the mean of its divisors is an integer number (102175233307).

Almost surely, 2^204350466613 is an apocalyptic number.

It is an amenable number.

204350466613 is a deficient number, since it is larger than the sum of its proper divisors (1).

204350466613 is an equidigital number, since it uses as much as digits as its factorization.

204350466613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 204350466613 in words is "two hundred four billion, three hundred fifty million, four hundred sixty-six thousand, six hundred thirteen".