6814085003381 has 6 divisors (see below), whose sum is σ = 6931535480982. Its totient is φ = 6698592033800.

The previous prime is 6814085003377. The next prime is 6814085003393. The reversal of 6814085003381 is 1833005804186.

It can be written as a sum of positive squares in only one way, i.e., 5499920826481 + 1314164176900 = 2345191^2 + 1146370^2 .

It is not a de Polignac number, because 6814085003381 - 2² = 6814085003377 is a prime.

It is a super-2 number, since 2×6814085003381² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6814085003311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 978750470 + ... + 978757431.

It is an arithmetic number, because the mean of its divisors is an integer number (1155255913497).

Almost surely, 2^{6814085003381} is an apocalyptic number.

It is an amenable number.

6814085003381 is a deficient number, since it is larger than the sum of its proper divisors (117450477601).

6814085003381 is an equidigital number, since it uses as much as digits as its factorization.

6814085003381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957508019 (or 1957507960 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 6814085003381 in words is "six trillion, eight hundred fourteen billion, eighty-five million, three thousand, three hundred eighty-one".