2220653436166 has 16 divisors (see below), whose sum is σ = 3633890273280. Its totient is φ = 1009361886280.

The previous prime is 2220653436149. The next prime is 2220653436167. The reversal of 2220653436166 is 6616343560222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220653436167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416386 + ... + 2148181.

It is an arithmetic number, because the mean of its divisors is an integer number (227118142080).

Almost surely, 2^{2220653436166} is an apocalyptic number.

2220653436166 is a deficient number, since it is larger than the sum of its proper divisors (1413236837114).

2220653436166 is a wasteful number, since it uses less digits than its factorization.

2220653436166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2603939.

The product of its (nonzero) digits is 1866240, while the sum is 46.

Adding to 2220653436166 its reverse (6616343560222), we get a palindrome (8836996996388).

The spelling of 2220653436166 in words is "two trillion, two hundred twenty billion, six hundred fifty-three million, four hundred thirty-six thousand, one hundred sixty-six".