6727276397 has 24 divisors (see below), whose sum is σ = 7413276360. Its totient is φ = 6098457600.

The previous prime is 6727276373. The next prime is 6727276399. The reversal of 6727276397 is 7936727276.

It can be written as a sum of positive squares in 12 ways, for example, as 1149277801 + 5577998596 = 33901^2 + 74686^2 .

It is not a de Polignac number, because 6727276397 - 2¹² = 6727272301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6727276399) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1076879 + ... + 1083107.

It is an arithmetic number, because the mean of its divisors is an integer number (308886515).

Almost surely, 2^6727276397 is an apocalyptic number.

It is an amenable number.

6727276397 is a deficient number, since it is larger than the sum of its proper divisors (685999963).

6727276397 is a wasteful number, since it uses less digits than its factorization.

6727276397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6401 (or 6384 counting only the distinct ones).

The product of its digits is 9335088, while the sum is 56.

The square root of 6727276397 is about 82019.9755974116. The cubic root of 6727276397 is about 1887.7584538677.

The spelling of 6727276397 in words is "six billion, seven hundred twenty-seven million, two hundred seventy-six thousand, three hundred ninety-seven".