6497218839232 has 112 divisors (see below), whose sum is σ = 14098576328064. Its totient is φ = 2946240000000.

The previous prime is 6497218839227. The next prime is 6497218839239. The reversal of 6497218839232 is 2329388127946.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is not an unprimeable number, because it can be changed into a prime (6497218839239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 577473607 + ... + 577484857.

Almost surely, 2^{6497218839232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6497218839232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7049288164032).

6497218839232 is an abundant number, since it is smaller than the sum of its proper divisors (7601357488832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6497218839232 is a wasteful number, since it uses less digits than its factorization.

6497218839232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13158 (or 13148 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 64.

The spelling of 6497218839232 in words is "six trillion, four hundred ninety-seven billion, two hundred eighteen million, eight hundred thirty-nine thousand, two hundred thirty-two".