6278655632 has 20 divisors (see below), whose sum is σ = 12172116396. Its totient is φ = 3137464320.

The previous prime is 6278655631. The next prime is 6278655637. The reversal of 6278655632 is 2365568726.

It can be written as a sum of positive squares in 2 ways, for example, as 6124001536 + 154654096 = 78256^2 + 12436^2 .

It is not an unprimeable number, because it can be changed into a prime (6278655631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88469 + ... + 142772.

Almost surely, 2^6278655632 is an apocalyptic number.

It is an amenable number.

6278655632 is a deficient number, since it is larger than the sum of its proper divisors (5893460764).

6278655632 is a wasteful number, since it uses less digits than its factorization.

6278655632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232946 (or 232940 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 50.

The square root of 6278655632 is about 79237.9683737538. The cubic root of 6278655632 is about 1844.8266112032.

The spelling of 6278655632 in words is "six billion, two hundred seventy-eight million, six hundred fifty-five thousand, six hundred thirty-two".