6614774166 has 128 divisors (see below), whose sum is σ = 17796796416. Its totient is φ = 1582922880.

The previous prime is 6614774147. The next prime is 6614774207.

6614774166 is nontrivially palindromic in base 10.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5687101 + ... + 5688263.

It is an arithmetic number, because the mean of its divisors is an integer number (139037472).

Almost surely, 2^6614774166 is an apocalyptic number.

6614774166 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 6614774166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8898398208).

6614774166 is an abundant number, since it is smaller than the sum of its proper divisors (11182022250).

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

6614774166 is a wasteful number, since it uses less digits than its factorization.

6614774166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146.

The product of its digits is 1016064, while the sum is 48.

The square root of 6614774166 is about 81331.2619230760. The cubic root of 6614774166 is about 1877.1760611517.

The spelling of 6614774166 in words is "six billion, six hundred fourteen million, seven hundred seventy-four thousand, one hundred sixty-six".