6666632037744 has 160 divisors (see below), whose sum is σ = 20136577843200. Its totient is φ = 1899776971008.

The previous prime is 6666632037671. The next prime is 6666632037799. The reversal of 6666632037744 is 4477302366666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5777094 + ... + 6834330.

It is an arithmetic number, because the mean of its divisors is an integer number (125853611520).

Almost surely, 2^{6666632037744} 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 6666632037744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10068288921600).

6666632037744 is an abundant number, since it is smaller than the sum of its proper divisors (13469945805456).

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

6666632037744 is a wasteful number, since it uses less digits than its factorization.

6666632037744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057652 (or 1057632 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 60.

The spelling of 6666632037744 in words is "six trillion, six hundred sixty-six billion, six hundred thirty-two million, thirty-seven thousand, seven hundred forty-four".