6507871433648 has 60 divisors (see below), whose sum is σ = 13654866523680. Its totient is φ = 3003339725568.

The previous prime is 6507871433647. The next prime is 6507871433683. The reversal of 6507871433648 is 8463341787056.

It is not an unprimeable number, because it can be changed into a prime (6507871433647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28909913 + ... + 29134151.

It is an arithmetic number, because the mean of its divisors is an integer number (227581108728).

Almost surely, 2^{6507871433648} is an apocalyptic number.

It is an amenable number.

6507871433648 is an abundant number, since it is smaller than the sum of its proper divisors (7146995090032).

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

6507871433648 is a wasteful number, since it uses less digits than its factorization.

6507871433648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235006 (or 234987 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 62.

The spelling of 6507871433648 in words is "six trillion, five hundred seven billion, eight hundred seventy-one million, four hundred thirty-three thousand, six hundred forty-eight".