220604644662 has 16 divisors (see below), whose sum is σ = 441215639040. Its totient is φ = 73533823272.

The previous prime is 220604644643. The next prime is 220604644669. The reversal of 220604644662 is 266446406022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220604644669) by changing a digit.

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, 270243 + ... + 717105.

It is an arithmetic number, because the mean of its divisors is an integer number (27575977440).

Almost surely, 2^220604644662 is an apocalyptic number.

220604644662 is an abundant number, since it is smaller than the sum of its proper divisors (220610994378).

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

220604644662 is a wasteful number, since it uses less digits than its factorization.

220604644662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529147.

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 220604644662 in words is "two hundred twenty billion, six hundred four million, six hundred forty-four thousand, six hundred sixty-two".