205126062433 has 2 divisors, whose sum is σ = 205126062434. Its totient is φ = 205126062432.

The previous prime is 205126062409. The next prime is 205126062443. The reversal of 205126062433 is 334260621502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189023213824 + 16102848609 = 434768^2 + 126897^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-205126062433 is a prime.

It is not a weakly prime, because it can be changed into another prime (205126062443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102563031216 + 102563031217.

It is an arithmetic number, because the mean of its divisors is an integer number (102563031217).

Almost surely, 2^205126062433 is an apocalyptic number.

It is an amenable number.

205126062433 is a deficient number, since it is larger than the sum of its proper divisors (1).

205126062433 is an equidigital number, since it uses as much as digits as its factorization.

205126062433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 205126062433 its reverse (334260621502), we get a palindrome (539386683935).

The spelling of 205126062433 in words is "two hundred five billion, one hundred twenty-six million, sixty-two thousand, four hundred thirty-three".