4631345631013 has 2 divisors, whose sum is σ = 4631345631014. Its totient is φ = 4631345631012.

The previous prime is 4631345631001. The next prime is 4631345631037. The reversal of 4631345631013 is 3101365431364.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4088350549089 + 542995081924 = 2021967^2 + 736882^2 .

It is a cyclic number.

It is not a de Polignac number, because 4631345631013 - 2⁵ = 4631345630981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4631346631013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2315672815506 + 2315672815507.

It is an arithmetic number, because the mean of its divisors is an integer number (2315672815507).

Almost surely, 2^{4631345631013} is an apocalyptic number.

It is an amenable number.

4631345631013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4631345631013 is an equidigital number, since it uses as much as digits as its factorization.

4631345631013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 4631345631013 in words is "four trillion, six hundred thirty-one billion, three hundred forty-five million, six hundred thirty-one thousand, thirteen".