220655606546 has 16 divisors (see below), whose sum is σ = 331382651040. Its totient is φ = 110194778400.

The previous prime is 220655606527. The next prime is 220655606597. The reversal of 220655606546 is 645606556022.

It is a self number, because there is not a number n which added to its sum of digits gives 220655606546.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10051310 + ... + 10073238.

It is an arithmetic number, because the mean of its divisors is an integer number (20711415690).

Almost surely, 2^220655606546 is an apocalyptic number.

220655606546 is a deficient number, since it is larger than the sum of its proper divisors (110727044494).

220655606546 is a wasteful number, since it uses less digits than its factorization.

220655606546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27769.

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 220655606546 in words is "two hundred twenty billion, six hundred fifty-five million, six hundred six thousand, five hundred forty-six".