6858711542 has 16 divisors (see below), whose sum is σ = 10878120960. Its totient is φ = 3234290472.

The previous prime is 6858711533. The next prime is 6858711547. The reversal of 6858711542 is 2451178586.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6858711547) 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 7 ways as a sum of consecutive naturals, for example, 396218 + ... + 413165.

It is an arithmetic number, because the mean of its divisors is an integer number (679882560).

Almost surely, 2^6858711542 is an apocalyptic number.

6858711542 is a deficient number, since it is larger than the sum of its proper divisors (4019409418).

6858711542 is a wasteful number, since it uses less digits than its factorization.

6858711542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809627.

The product of its digits is 537600, while the sum is 47.

The square root of 6858711542 is about 82817.3384141268. The cubic root of 6858711542 is about 1899.9733645389.

The spelling of 6858711542 in words is "six billion, eight hundred fifty-eight million, seven hundred eleven thousand, five hundred forty-two".