6859872541 has 8 divisors (see below), whose sum is σ = 7325337600. Its totient is φ = 6409668720.

The previous prime is 6859872511. The next prime is 6859872571. The reversal of 6859872541 is 1452789586.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6859872511) and next prime (6859872571).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6859872541 - 2¹⁹ = 6859348253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6859872511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3814381 + ... + 3816178.

It is an arithmetic number, because the mean of its divisors is an integer number (915667200).

Almost surely, 2^6859872541 is an apocalyptic number.

It is an amenable number.

6859872541 is a deficient number, since it is larger than the sum of its proper divisors (465465059).

6859872541 is a wasteful number, since it uses less digits than its factorization.

6859872541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7630619.

The product of its digits is 4838400, while the sum is 55.

The square root of 6859872541 is about 82824.3475132766. The cubic root of 6859872541 is about 1900.0805636199.

The spelling of 6859872541 in words is "six billion, eight hundred fifty-nine million, eight hundred seventy-two thousand, five hundred forty-one".