225604466431 has 2 divisors, whose sum is σ = 225604466432. Its totient is φ = 225604466430.

The previous prime is 225604466357. The next prime is 225604466441. The reversal of 225604466431 is 134664406522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225604466431 - 2¹¹ = 225604464383 is a prime.

It is a super-2 number, since 2×225604466431² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225604466441) 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, 112802233215 + 112802233216.

It is an arithmetic number, because the mean of its divisors is an integer number (112802233216).

Almost surely, 2^225604466431 is an apocalyptic number.

225604466431 is a deficient number, since it is larger than the sum of its proper divisors (1).

225604466431 is an equidigital number, since it uses as much as digits as its factorization.

225604466431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 225604466431 in words is "two hundred twenty-five billion, six hundred four million, four hundred sixty-six thousand, four hundred thirty-one".