6772635728 has 20 divisors (see below), whose sum is σ = 13812612960. Its totient is φ = 3208090464.

The previous prime is 6772635707. The next prime is 6772635767. The reversal of 6772635728 is 8275362776.

It is a self number, because there is not a number n which added to its sum of digits gives 6772635728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11138900 + ... + 11139507.

It is an arithmetic number, because the mean of its divisors is an integer number (690630648).

Almost surely, 2^6772635728 is an apocalyptic number.

It is an amenable number.

6772635728 is an abundant number, since it is smaller than the sum of its proper divisors (7039977232).

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

6772635728 is a wasteful number, since it uses less digits than its factorization.

6772635728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22278434 (or 22278428 counting only the distinct ones).

The product of its digits is 5927040, while the sum is 53.

The square root of 6772635728 is about 82296.0249829844. The cubic root of 6772635728 is about 1891.9917533800.

The spelling of 6772635728 in words is "six billion, seven hundred seventy-two million, six hundred thirty-five thousand, seven hundred twenty-eight".