6804837157 has 8 divisors (see below), whose sum is σ = 6969967200. Its totient is φ = 6641367024.

The previous prime is 6804837139. The next prime is 6804837227. The reversal of 6804837157 is 7517384086.

It is a happy number.

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 6804837157 - 2¹⁹ = 6804312869 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6804837157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6804837257) 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, 406678 + ... + 423079.

It is an arithmetic number, because the mean of its divisors is an integer number (871245900).

Almost surely, 2^6804837157 is an apocalyptic number.

It is an amenable number.

6804837157 is a deficient number, since it is larger than the sum of its proper divisors (165130043).

6804837157 is a wasteful number, since it uses less digits than its factorization.

6804837157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829955.

The product of its (nonzero) digits is 1128960, while the sum is 49.

The square root of 6804837157 is about 82491.4368707443. The cubic root of 6804837157 is about 1894.9855919336.

The spelling of 6804837157 in words is "six billion, eight hundred four million, eight hundred thirty-seven thousand, one hundred fifty-seven".