220666004246 has 8 divisors (see below), whose sum is σ = 331010677224. Its totient is φ = 110329111840.

The previous prime is 220666004203. The next prime is 220666004287. The reversal of 220666004246 is 642400666022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1873715 + ... + 1987998.

It is an arithmetic number, because the mean of its divisors is an integer number (41376334653).

Almost surely, 2^220666004246 is an apocalyptic number.

220666004246 is a deficient number, since it is larger than the sum of its proper divisors (110344672978).

220666004246 is a wasteful number, since it uses less digits than its factorization.

220666004246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3890286.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 220666004246 in words is "two hundred twenty billion, six hundred sixty-six million, four thousand, two hundred forty-six".