6666743344434 has 32 divisors (see below), whose sum is σ = 14120973699840. Its totient is φ = 2091058543872.

The previous prime is 6666743344433. The next prime is 6666743344477. The reversal of 6666743344434 is 4344433476666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6666743344433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6867229 + ... + 7777680.

It is an arithmetic number, because the mean of its divisors is an integer number (441280428120).

Almost surely, 2^{6666743344434} is an apocalyptic number.

6666743344434 is an abundant number, since it is smaller than the sum of its proper divisors (7454230355406).

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

6666743344434 is a wasteful number, since it uses less digits than its factorization.

6666743344434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14649394.

The product of its digits is 250822656, while the sum is 60.

The spelling of 6666743344434 in words is "six trillion, six hundred sixty-six billion, seven hundred forty-three million, three hundred forty-four thousand, four hundred thirty-four".