6397337396971 has 8 divisors (see below), whose sum is σ = 6399722392784. Its totient is φ = 6394952846880.

The previous prime is 6397337396953. The next prime is 6397337396981. The reversal of 6397337396971 is 1796937337936.

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 6397337396971 - 2⁹ = 6397337396459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6397337396894 and 6397337396903.

It is not an unprimeable number, because it can be changed into a prime (6397337396941) 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, 30107161 + ... + 30318901.

It is an arithmetic number, because the mean of its divisors is an integer number (799965299098).

Almost surely, 2^{6397337396971} is an apocalyptic number.

6397337396971 is a deficient number, since it is larger than the sum of its proper divisors (2384995813).

6397337396971 is a wasteful number, since it uses less digits than its factorization.

6397337396971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222861.

The product of its digits is 729137052, while the sum is 73.

The spelling of 6397337396971 in words is "six trillion, three hundred ninety-seven billion, three hundred thirty-seven million, three hundred ninety-six thousand, nine hundred seventy-one".