6726875121 has 20 divisors (see below), whose sum is σ = 10577674800. Its totient is φ = 4248551736.

The previous prime is 6726875117. The next prime is 6726875123. The reversal of 6726875121 is 1215786276.

6726875121 is a `hidden beast` number, since 6 + 72 + 68 + 7 + 512 + 1 = 666.

It is not a de Polignac number, because 6726875121 - 2² = 6726875117 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6726875123) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2183931 + ... + 2187008.

It is an arithmetic number, because the mean of its divisors is an integer number (528883740).

Almost surely, 2^6726875121 is an apocalyptic number.

It is an amenable number.

6726875121 is a deficient number, since it is larger than the sum of its proper divisors (3850799679).

6726875121 is a wasteful number, since it uses less digits than its factorization.

6726875121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370970 (or 4370961 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

The square root of 6726875121 is about 82017.5293519623. The cubic root of 6726875121 is about 1887.7209187555.

The spelling of 6726875121 in words is "six billion, seven hundred twenty-six million, eight hundred seventy-five thousand, one hundred twenty-one".