6648841256132 has 24 divisors (see below), whose sum is σ = 11642037233400. Its totient is φ = 3322545207296.

The previous prime is 6648841256129. The next prime is 6648841256143. The reversal of 6648841256132 is 2316521488466.

It can be written as a sum of positive squares in 4 ways, for example, as 354342976 + 6648486913156 = 18824^2 + 2578466^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109050968 + ... + 109111920.

It is an arithmetic number, because the mean of its divisors is an integer number (485084884725).

Almost surely, 2^{6648841256132} is an apocalyptic number.

It is an amenable number.

6648841256132 is a deficient number, since it is larger than the sum of its proper divisors (4993195977268).

6648841256132 is a wasteful number, since it uses less digits than its factorization.

6648841256132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75895 (or 75893 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 56.

The spelling of 6648841256132 in words is "six trillion, six hundred forty-eight billion, eight hundred forty-one million, two hundred fifty-six thousand, one hundred thirty-two".