6665385426096 has 80 divisors (see below), whose sum is σ = 17974874891520. Its totient is φ = 2124330236160.

The previous prime is 6665385426041. The next prime is 6665385426143. The reversal of 6665385426096 is 6906245835666.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1487106 + ... + 3942366.

It is an arithmetic number, because the mean of its divisors is an integer number (224685936144).

Almost surely, 2^{6665385426096} 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 6665385426096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8987437445760).

6665385426096 is an abundant number, since it is smaller than the sum of its proper divisors (11309489465424).

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

6665385426096 is a wasteful number, since it uses less digits than its factorization.

6665385426096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457754 (or 2457748 counting only the distinct ones).

The product of its (nonzero) digits is 335923200, while the sum is 66.

The spelling of 6665385426096 in words is "six trillion, six hundred sixty-five billion, three hundred eighty-five million, four hundred twenty-six thousand, ninety-six".