3138462648313 has 4 divisors (see below), whose sum is σ = 3154233817600. Its totient is φ = 3122691479028.

The previous prime is 3138462648301. The next prime is 3138462648323.

3138462648313 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3138462648313 - 2¹³ = 3138462640121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3138462648323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7885584345 + ... + 7885584742.

It is an arithmetic number, because the mean of its divisors is an integer number (788558454400).

Almost surely, 2^{3138462648313} is an apocalyptic number.

It is an amenable number.

3138462648313 is a deficient number, since it is larger than the sum of its proper divisors (15771169287).

3138462648313 is a wasteful number, since it uses less digits than its factorization.

3138462648313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15771169286.

The product of its digits is 5971968, while the sum is 52.

The spelling of 3138462648313 in words is "three trillion, one hundred thirty-eight billion, four hundred sixty-two million, six hundred forty-eight thousand, three hundred thirteen".