6705571074381 has 12 divisors (see below), whose sum is σ = 9689872482108. Its totient is φ = 4468512594624.

The previous prime is 6705571074331. The next prime is 6705571074479. The reversal of 6705571074381 is 1834701755076.

6705571074381 is a `hidden beast` number, since 6 + 7 + 0 + 557 + 1 + 0 + 7 + 4 + 3 + 81 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 177081056100 + 6528490018281 = 420810^2 + 2555091^2 .

It is not a de Polignac number, because 6705571074381 - 2⁶ = 6705571074317 is a prime.

It is a super-5 number, since 5×6705571074381⁵ (a number of 65 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6705571074311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155654070 + ... + 155697143.

It is an arithmetic number, because the mean of its divisors is an integer number (807489373509).

Almost surely, 2^{6705571074381} is an apocalyptic number.

It is an amenable number.

6705571074381 is a deficient number, since it is larger than the sum of its proper divisors (2984301407727).

6705571074381 is a wasteful number, since it uses less digits than its factorization.

6705571074381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311353612 (or 311353609 counting only the distinct ones).

The product of its (nonzero) digits is 4939200, while the sum is 54.

The spelling of 6705571074381 in words is "six trillion, seven hundred five billion, five hundred seventy-one million, seventy-four thousand, three hundred eighty-one".