6133809428 has 24 divisors (see below), whose sum is σ = 11053006440. Its totient is φ = 2976583680.

The previous prime is 6133809413. The next prime is 6133809499. The reversal of 6133809428 is 8249083316.

It can be written as a sum of positive squares in 4 ways, for example, as 480574084 + 5653235344 = 21922^2 + 75188^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65243 + ... + 128546.

It is an arithmetic number, because the mean of its divisors is an integer number (460541935).

Almost surely, 2^6133809428 is an apocalyptic number.

It is an amenable number.

6133809428 is a deficient number, since it is larger than the sum of its proper divisors (4919197012).

6133809428 is a wasteful number, since it uses less digits than its factorization.

6133809428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194027 (or 194025 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 6133809428 is about 78318.6403610277. The cubic root of 6133809428 is about 1830.5296154904.

The spelling of 6133809428 in words is "six billion, one hundred thirty-three million, eight hundred nine thousand, four hundred twenty-eight".