6724396853 has 2 divisors, whose sum is σ = 6724396854. Its totient is φ = 6724396852.

The previous prime is 6724396823. The next prime is 6724396867. The reversal of 6724396853 is 3586934276.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6707937604 + 16459249 = 81902^2 + 4057^2 .

It is a cyclic number.

It is not a de Polignac number, because 6724396853 - 2²⁰ = 6723348277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6724396795 and 6724396804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6724396823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3362198426 + 3362198427.

It is an arithmetic number, because the mean of its divisors is an integer number (3362198427).

Almost surely, 2^6724396853 is an apocalyptic number.

It is an amenable number.

6724396853 is a deficient number, since it is larger than the sum of its proper divisors (1).

6724396853 is an equidigital number, since it uses as much as digits as its factorization.

6724396853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 53.

The square root of 6724396853 is about 82002.4197996620. The cubic root of 6724396853 is about 1887.4890699950.

The spelling of 6724396853 in words is "six billion, seven hundred twenty-four million, three hundred ninety-six thousand, eight hundred fifty-three".