6913041057 has 24 divisors (see below), whose sum is σ = 10813064808. Its totient is φ = 4230662400.

The previous prime is 6913041029. The next prime is 6913041067. The reversal of 6913041057 is 7501403196.

6913041057 is a `hidden beast` number, since 69 + 130 + 410 + 57 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 314565696 + 6598475361 = 17736^2 + 81231^2 .

It is not a de Polignac number, because 6913041057 - 2⁸ = 6913040801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6913041067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142044 + ... + 184397.

It is an arithmetic number, because the mean of its divisors is an integer number (450544367).

Almost surely, 2^6913041057 is an apocalyptic number.

It is an amenable number.

6913041057 is a deficient number, since it is larger than the sum of its proper divisors (3900023751).

6913041057 is a wasteful number, since it uses less digits than its factorization.

6913041057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326641 (or 326638 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 6913041057 is about 83144.6995123562. The cubic root of 6913041057 is about 1904.9768926868.

The spelling of 6913041057 in words is "six billion, nine hundred thirteen million, forty-one thousand, fifty-seven".