6166226616 has 128 divisors (see below), whose sum is σ = 17958758400. Its totient is φ = 1745856000.

The previous prime is 6166226609. The next prime is 6166226641.

It is a happy number.

6166226616 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×6166226616² = 76044701359733622912, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224346 + ... + 250326.

It is an arithmetic number, because the mean of its divisors is an integer number (140302800).

Almost surely, 2^6166226616 is an apocalyptic number.

6166226616 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6166226616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8979379200).

6166226616 is an abundant number, since it is smaller than the sum of its proper divisors (11792531784).

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

6166226616 is a wasteful number, since it uses less digits than its factorization.

6166226616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26061 (or 26057 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 6166226616 is about 78525.3246793670. The cubic root of 6166226616 is about 1833.7487346379.

The spelling of 6166226616 in words is "six billion, one hundred sixty-six million, two hundred twenty-six thousand, six hundred sixteen".