6328189953 has 12 divisors (see below), whose sum is σ = 9221611620. Its totient is φ = 4181458176.

The previous prime is 6328189949. The next prime is 6328189961. The reversal of 6328189953 is 3599818236.

It can be written as a sum of positive squares in 2 ways, for example, as 1716693489 + 4611496464 = 41433^2 + 67908^2 .

It is not a de Polignac number, because 6328189953 - 2² = 6328189949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6328189953.

It is not an unprimeable number, because it can be changed into a prime (6328189253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3110188 + ... + 3112221.

It is an arithmetic number, because the mean of its divisors is an integer number (768467635).

Almost surely, 2^6328189953 is an apocalyptic number.

It is an amenable number.

6328189953 is a deficient number, since it is larger than the sum of its proper divisors (2893421667).

6328189953 is a wasteful number, since it uses less digits than its factorization.

6328189953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6222528 (or 6222525 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 6328189953 is about 79549.9211376102. The cubic root of 6328189953 is about 1849.6653841360.

The spelling of 6328189953 in words is "six billion, three hundred twenty-eight million, one hundred eighty-nine thousand, nine hundred fifty-three".