6534871327488 has 144 divisors (see below), whose sum is σ = 20033413406720. Its totient is φ = 1852404277248.

The previous prime is 6534871327469. The next prime is 6534871327489. The reversal of 6534871327488 is 8847231784356.

It is not an unprimeable number, because it can be changed into a prime (6534871327489) 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, 4102933 + ... + 5468436.

Almost surely, 2^{6534871327488} is an apocalyptic number.

It is an amenable number.

6534871327488 is an abundant number, since it is smaller than the sum of its proper divisors (13498542079232).

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

6534871327488 is a wasteful number, since it uses less digits than its factorization.

6534871327488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9571522 (or 9571508 counting only the distinct ones).

The product of its digits is 216760320, while the sum is 66.

The spelling of 6534871327488 in words is "six trillion, five hundred thirty-four billion, eight hundred seventy-one million, three hundred twenty-seven thousand, four hundred eighty-eight".