6963567391397 has 8 divisors (see below), whose sum is σ = 6976437668256. Its totient is φ = 6950697625872.

The previous prime is 6963567391343. The next prime is 6963567391411. The reversal of 6963567391397 is 7931937653696.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6963567391397 is a prime.

It is a super-2 number, since 2×6963567391397² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6963567391307) 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, 37131458 + ... + 37318524.

It is an arithmetic number, because the mean of its divisors is an integer number (872054708532).

Almost surely, 2^{6963567391397} is an apocalyptic number.

It is an amenable number.

6963567391397 is a deficient number, since it is larger than the sum of its proper divisors (12870276859).

6963567391397 is a wasteful number, since it uses less digits than its factorization.

6963567391397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255667.

The product of its digits is 1041624360, while the sum is 74.

The spelling of 6963567391397 in words is "six trillion, nine hundred sixty-three billion, five hundred sixty-seven million, three hundred ninety-one thousand, three hundred ninety-seven".