7072102044666 has 80 divisors (see below), whose sum is σ = 15958584275040. Its totient is φ = 2340785291040.

The previous prime is 7072102044649. The next prime is 7072102044677. The reversal of 7072102044666 is 6664402012707.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13683636 + ... + 14191056.

It is an arithmetic number, because the mean of its divisors is an integer number (199482303438).

Almost surely, 2^{7072102044666} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7072102044666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7979292137520).

7072102044666 is an abundant number, since it is smaller than the sum of its proper divisors (8886482230374).

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

7072102044666 is a wasteful number, since it uses less digits than its factorization.

7072102044666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508041 (or 508032 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 7072102044666 in words is "seven trillion, seventy-two billion, one hundred two million, forty-four thousand, six hundred sixty-six".