6551118336 has 320 divisors, whose sum is σ = 21212928000. Its totient is φ = 1756102656.

The previous prime is 6551118311. The next prime is 6551118337. The reversal of 6551118336 is 6338111556.

It is a junction number, because it is equal to n+sod(n) for n = 6551118294 and 6551118303.

It is not an unprimeable number, because it can be changed into a prime (6551118337) 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 31 ways as a sum of consecutive naturals, for example, 14590240 + ... + 14590688.

It is an arithmetic number, because the mean of its divisors is an integer number (66290400).

Almost surely, 2^6551118336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6551118336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10606464000).

6551118336 is an abundant number, since it is smaller than the sum of its proper divisors (14661809664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6551118336 is a wasteful number, since it uses less digits than its factorization.

6551118336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559 (or 543 counting only the distinct ones).

The product of its digits is 64800, while the sum is 39.

The square root of 6551118336 is about 80938.9790891879. The cubic root of 6551118336 is about 1871.1351107347.

It can be divided in two parts, 6 and 551118336, that multiplied together give a square (3306710016 = 57504²).

The spelling of 6551118336 in words is "six billion, five hundred fifty-one million, one hundred eighteen thousand, three hundred thirty-six".