20225490463 has 2 divisors, whose sum is σ = 20225490464. Its totient is φ = 20225490462.

The previous prime is 20225490413. The next prime is 20225490469. The reversal of 20225490463 is 36409452202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20225490463 is a prime.

It is a super-3 number, since 3×20225490463³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20225490469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10112745231 + 10112745232.

It is an arithmetic number, because the mean of its divisors is an integer number (10112745232).

Almost surely, 2^20225490463 is an apocalyptic number.

20225490463 is a deficient number, since it is larger than the sum of its proper divisors (1).

20225490463 is an equidigital number, since it uses as much as digits as its factorization.

20225490463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 20225490463 in words is "twenty billion, two hundred twenty-five million, four hundred ninety thousand, four hundred sixty-three".