262968438013 has 2 divisors, whose sum is σ = 262968438014. Its totient is φ = 262968438012.

The previous prime is 262968438011. The next prime is 262968438043. The reversal of 262968438013 is 310834869262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223277040484 + 39691397529 = 472522^2 + 199227^2 .

It is a cyclic number.

It is not a de Polignac number, because 262968438013 - 2¹ = 262968438011 is a prime.

Together with 262968438011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (262968438011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131484219006 + 131484219007.

It is an arithmetic number, because the mean of its divisors is an integer number (131484219007).

Almost surely, 2^262968438013 is an apocalyptic number.

It is an amenable number.

262968438013 is a deficient number, since it is larger than the sum of its proper divisors (1).

262968438013 is an equidigital number, since it uses as much as digits as its factorization.

262968438013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 262968438013 in words is "two hundred sixty-two billion, nine hundred sixty-eight million, four hundred thirty-eight thousand, thirteen".