6138547873 has 8 divisors (see below), whose sum is σ = 6488445920. Its totient is φ = 5791331520.

The previous prime is 6138547871. The next prime is 6138547897. The reversal of 6138547873 is 3787458316.

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 6138547873 - 2¹ = 6138547871 is a prime.

It is a super-2 number, since 2×6138547873² = 75363539978225648258, which contains 22 as substring.

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 6138547873.

It is not an unprimeable number, because it can be changed into a prime (6138547871) 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, 665715 + ... + 674872.

It is an arithmetic number, because the mean of its divisors is an integer number (811055740).

Almost surely, 2^6138547873 is an apocalyptic number.

It is an amenable number.

6138547873 is a deficient number, since it is larger than the sum of its proper divisors (349898047).

6138547873 is a wasteful number, since it uses less digits than its factorization.

6138547873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340847.

The product of its digits is 3386880, while the sum is 52.

The square root of 6138547873 is about 78348.8855887561. The cubic root of 6138547873 is about 1831.0008632203. Note that the first 3 decimals are identical.

The spelling of 6138547873 in words is "six billion, one hundred thirty-eight million, five hundred forty-seven thousand, eight hundred seventy-three".