481808254013 has 2 divisors, whose sum is σ = 481808254014. Its totient is φ = 481808254012.

The previous prime is 481808254003. The next prime is 481808254087. The reversal of 481808254013 is 310452808184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 353184169849 + 128624084164 = 594293^2 + 358642^2 .

It is a cyclic number.

It is not a de Polignac number, because 481808254013 - 2¹⁸ = 481807991869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481808254003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240904127006 + 240904127007.

It is an arithmetic number, because the mean of its divisors is an integer number (240904127007).

Almost surely, 2^481808254013 is an apocalyptic number.

It is an amenable number.

481808254013 is a deficient number, since it is larger than the sum of its proper divisors (1).

481808254013 is an equidigital number, since it uses as much as digits as its factorization.

481808254013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 245760, while the sum is 44.

The spelling of 481808254013 in words is "four hundred eighty-one billion, eight hundred eight million, two hundred fifty-four thousand, thirteen".