6534137928 has 32 divisors (see below), whose sum is σ = 16715239200. Its totient is φ = 2127393408.

The previous prime is 6534137923. The next prime is 6534137963. The reversal of 6534137928 is 8297314356.

It is not an unprimeable number, because it can be changed into a prime (6534137923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3164733 + ... + 3166796.

It is an arithmetic number, because the mean of its divisors is an integer number (522351225).

Almost surely, 2^6534137928 is an apocalyptic number.

It is an amenable number.

6534137928 is an abundant number, since it is smaller than the sum of its proper divisors (10181101272).

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

6534137928 is a wasteful number, since it uses less digits than its factorization.

6534137928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6331581 (or 6331577 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 48.

The square root of 6534137928 is about 80834.0146720426. The cubic root of 6534137928 is about 1869.5170598421.

The spelling of 6534137928 in words is "six billion, five hundred thirty-four million, one hundred thirty-seven thousand, nine hundred twenty-eight".