6723779256 has 48 divisors (see below), whose sum is σ = 18654395760. Its totient is φ = 2186593920.

The previous prime is 6723779219. The next prime is 6723779263. The reversal of 6723779256 is 6529773276.

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, 1135900 + ... + 1141803.

It is an arithmetic number, because the mean of its divisors is an integer number (388633245).

Almost surely, 2^6723779256 is an apocalyptic number.

It is an amenable number.

6723779256 is an abundant number, since it is smaller than the sum of its proper divisors (11930616504).

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

6723779256 is a wasteful number, since it uses less digits than its factorization.

6723779256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277756 (or 2277749 counting only the distinct ones).

The product of its digits is 6667920, while the sum is 54.

The square root of 6723779256 is about 81998.6539889528. The cubic root of 6723779256 is about 1887.4312832372.

The spelling of 6723779256 in words is "six billion, seven hundred twenty-three million, seven hundred seventy-nine thousand, two hundred fifty-six".