6689226052 has 12 divisors (see below), whose sum is σ = 11708803260. Its totient is φ = 3343853696.

The previous prime is 6689226007. The next prime is 6689226059. The reversal of 6689226052 is 2506229866.

It can be written as a sum of positive squares in 2 ways, for example, as 4456096516 + 2233129536 = 66754^2 + 47256^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6689225993 and 6689226011.

It is not an unprimeable number, because it can be changed into a prime (6689226059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169777 + ... + 205432.

It is an arithmetic number, because the mean of its divisors is an integer number (975733605).

Almost surely, 2^6689226052 is an apocalyptic number.

It is an amenable number.

6689226052 is a deficient number, since it is larger than the sum of its proper divisors (5019577208).

6689226052 is a wasteful number, since it uses less digits than its factorization.

6689226052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379670 (or 379668 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 6689226052 is about 81787.6888779723. The cubic root of 6689226052 is about 1884.1925871046.

The spelling of 6689226052 in words is "six billion, six hundred eighty-nine million, two hundred twenty-six thousand, fifty-two".