6769346128 has 20 divisors (see below), whose sum is σ = 13144072788. Its totient is φ = 3377327360.

The previous prime is 6769346117. The next prime is 6769346149. The reversal of 6769346128 is 8216439676.

It can be written as a sum of positive squares in 2 ways, for example, as 4633797184 + 2135548944 = 68072^2 + 46212^2 .

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, 451501 + ... + 466252.

Almost surely, 2^6769346128 is an apocalyptic number.

It is an amenable number.

6769346128 is a deficient number, since it is larger than the sum of its proper divisors (6374726660).

6769346128 is a wasteful number, since it uses less digits than its factorization.

6769346128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918222 (or 918216 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 52.

The square root of 6769346128 is about 82276.0361709289. The cubic root of 6769346128 is about 1891.6853781231.

The spelling of 6769346128 in words is "six billion, seven hundred sixty-nine million, three hundred forty-six thousand, one hundred twenty-eight".