6642112466 has 64 divisors (see below), whose sum is σ = 11731360896. Its totient is φ = 2786918400.

The previous prime is 6642112447. The next prime is 6642112489.

6642112466 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×6642112466³ (a number of 30 digits) contains 333 as substring.

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 31 ways as a sum of consecutive naturals, for example, 5760146 + ... + 5761298.

It is an arithmetic number, because the mean of its divisors is an integer number (183302514).

Almost surely, 2^6642112466 is an apocalyptic number.

6642112466 is a deficient number, since it is larger than the sum of its proper divisors (5089248430).

6642112466 is a wasteful number, since it uses less digits than its factorization.

6642112466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467.

The product of its digits is 82944, while the sum is 38.

The square root of 6642112466 is about 81499.1562287610. The cubic root of 6642112466 is about 1879.7585764000.

It can be divided in two parts, 66421 and 12466, that added together give a palindrome (78887).

The spelling of 6642112466 in words is "six billion, six hundred forty-two million, one hundred twelve thousand, four hundred sixty-six".