6855630944 has 24 divisors (see below), whose sum is σ = 13532659560. Its totient is φ = 3418765056.

The previous prime is 6855630913. The next prime is 6855630961. The reversal of 6855630944 is 4490365586.

It is a super-2 number, since 2×6855630944² = 93999351280660662272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6855630892 and 6855630901.

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, 270509 + ... + 294764.

It is an arithmetic number, because the mean of its divisors is an integer number (563860815).

Almost surely, 2^6855630944 is an apocalyptic number.

It is an amenable number.

6855630944 is a deficient number, since it is larger than the sum of its proper divisors (6677028616).

6855630944 is a wasteful number, since it uses less digits than its factorization.

6855630944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565662 (or 565654 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 50.

The square root of 6855630944 is about 82798.7375749172. The cubic root of 6855630944 is about 1899.6888635491.

The spelling of 6855630944 in words is "six billion, eight hundred fifty-five million, six hundred thirty thousand, nine hundred forty-four".