6772638168 has 48 divisors (see below), whose sum is σ = 18482607000. Its totient is φ = 2240309760.

The previous prime is 6772638157. The next prime is 6772638181. The reversal of 6772638168 is 8618362776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 349593 + ... + 368456.

Almost surely, 2^6772638168 is an apocalyptic number.

It is an amenable number.

6772638168 is an abundant number, since it is smaller than the sum of its proper divisors (11709968832).

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

6772638168 is a wasteful number, since it uses less digits than its factorization.

6772638168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718192 (or 718185 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The square root of 6772638168 is about 82296.0398075144. The cubic root of 6772638168 is about 1891.9919805914.

The spelling of 6772638168 in words is "six billion, seven hundred seventy-two million, six hundred thirty-eight thousand, one hundred sixty-eight".