6426724455797 has 4 divisors (see below), whose sum is σ = 6427049829900. Its totient is φ = 6426399081696.

The previous prime is 6426724455793. The next prime is 6426724455803. The reversal of 6426724455797 is 7975544276246.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1261654618756 + 5165069837041 = 1123234^2 + 2272679^2 .

It is a cyclic number.

It is not a de Polignac number, because 6426724455797 - 2² = 6426724455793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6426724455793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162657422 + ... + 162696927.

It is an arithmetic number, because the mean of its divisors is an integer number (1606762457475).

Almost surely, 2^{6426724455797} is an apocalyptic number.

It is an amenable number.

6426724455797 is a deficient number, since it is larger than the sum of its proper divisors (325374103).

6426724455797 is a wasteful number, since it uses less digits than its factorization.

6426724455797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325374102.

The product of its digits is 711244800, while the sum is 68.

The spelling of 6426724455797 in words is "six trillion, four hundred twenty-six billion, seven hundred twenty-four million, four hundred fifty-five thousand, seven hundred ninety-seven".