204425411537 has 2 divisors, whose sum is σ = 204425411538. Its totient is φ = 204425411536.

The previous prime is 204425411501. The next prime is 204425411557. The reversal of 204425411537 is 735114524402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204341065681 + 84345856 = 452041^2 + 9184^2 .

It is a cyclic number.

It is not a de Polignac number, because 204425411537 - 2¹² = 204425407441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204425411537.

It is not a weakly prime, because it can be changed into another prime (204425411557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102212705768 + 102212705769.

It is an arithmetic number, because the mean of its divisors is an integer number (102212705769).

Almost surely, 2^204425411537 is an apocalyptic number.

It is an amenable number.

204425411537 is a deficient number, since it is larger than the sum of its proper divisors (1).

204425411537 is an equidigital number, since it uses as much as digits as its factorization.

204425411537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 134400, while the sum is 38.

Adding to 204425411537 its reverse (735114524402), we get a palindrome (939539935939).

The spelling of 204425411537 in words is "two hundred four billion, four hundred twenty-five million, four hundred eleven thousand, five hundred thirty-seven".