2503664473 has 2 divisors, whose sum is σ = 2503664474. Its totient is φ = 2503664472.

The previous prime is 2503664441. The next prime is 2503664519. The reversal of 2503664473 is 3744663052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2134717209 + 368947264 = 46203^2 + 19208^2 .

It is a cyclic number.

It is not a de Polignac number, because 2503664473 - 2⁵ = 2503664441 is a prime.

It is not a weakly prime, because it can be changed into another prime (2503664413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251832236 + 1251832237.

It is an arithmetic number, because the mean of its divisors is an integer number (1251832237).

Almost surely, 2^2503664473 is an apocalyptic number.

It is an amenable number.

2503664473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2503664473 is an equidigital number, since it uses as much as digits as its factorization.

2503664473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 40.

The square root of 2503664473 is about 50036.6313114702. The cubic root of 2503664473 is about 1357.8716118972.

The spelling of 2503664473 in words is "two billion, five hundred three million, six hundred sixty-four thousand, four hundred seventy-three".