660112220103604 has 24 divisors (see below), whose sum is σ = 1156152513545568. Its totient is φ = 329783004626400.

The previous prime is 660112220103577. The next prime is 660112220103641. The reversal of 660112220103604 is 406301022211066.

It is a self number, because there is not a number n which added to its sum of digits gives 660112220103604.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 26384574 + ... + 44904010.

It is an arithmetic number, because the mean of its divisors is an integer number (48173021397732).

Almost surely, 2^{660112220103604} is an apocalyptic number.

It is an amenable number.

660112220103604 is a deficient number, since it is larger than the sum of its proper divisors (496040293441964).

660112220103604 is a wasteful number, since it uses less digits than its factorization.

660112220103604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18526815 (or 18526813 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 660112220103604 in words is "six hundred sixty trillion, one hundred twelve billion, two hundred twenty million, one hundred three thousand, six hundred four".