6497211462668 has 6 divisors (see below), whose sum is σ = 11370120059676. Its totient is φ = 3248605731332.

The previous prime is 6497211462667. The next prime is 6497211462683. The reversal of 6497211462668 is 8662641127946.

It is a self number, because there is not a number n which added to its sum of digits gives 6497211462668.

It is not an unprimeable number, because it can be changed into a prime (6497211462667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 812151432830 + ... + 812151432837.

It is an arithmetic number, because the mean of its divisors is an integer number (1895020009946).

Almost surely, 2^{6497211462668} is an apocalyptic number.

It is an amenable number.

6497211462668 is a deficient number, since it is larger than the sum of its proper divisors (4872908597008).

6497211462668 is a wasteful number, since it uses less digits than its factorization.

6497211462668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624302865671 (or 1624302865669 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 62.

The spelling of 6497211462668 in words is "six trillion, four hundred ninety-seven billion, two hundred eleven million, four hundred sixty-two thousand, six hundred sixty-eight".