6551189338 has 8 divisors (see below), whose sum is σ = 10012195188. Its totient is φ = 3213790944.

The previous prime is 6551189299. The next prime is 6551189371. The reversal of 6551189338 is 8339811556.

It can be written as a sum of positive squares in 2 ways, for example, as 5271195609 + 1279993729 = 72603^2 + 35777^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6551189291 and 6551189300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30901731 + ... + 30901942.

Almost surely, 2^6551189338 is an apocalyptic number.

6551189338 is a deficient number, since it is larger than the sum of its proper divisors (3461005850).

6551189338 is a wasteful number, since it uses less digits than its factorization.

6551189338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61803728.

The product of its digits is 777600, while the sum is 49.

The square root of 6551189338 is about 80939.4177023779. The cubic root of 6551189338 is about 1871.1418705910.

The spelling of 6551189338 in words is "six billion, five hundred fifty-one million, one hundred eighty-nine thousand, three hundred thirty-eight".