220003678564 has 6 divisors (see below), whose sum is σ = 385006437494. Its totient is φ = 110001839280.

The previous prime is 220003678553. The next prime is 220003678591. The reversal of 220003678564 is 465876300022.

220003678564 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 219407928100 + 595750464 = 468410^2 + 24408^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220003678564.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27500459817 + ... + 27500459824.

Almost surely, 2^220003678564 is an apocalyptic number.

It is an amenable number.

220003678564 is a deficient number, since it is larger than the sum of its proper divisors (165002758930).

220003678564 is a wasteful number, since it uses less digits than its factorization.

220003678564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55000919645 (or 55000919643 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

Adding to 220003678564 its reverse (465876300022), we get a palindrome (685879978586).

The spelling of 220003678564 in words is "two hundred twenty billion, three million, six hundred seventy-eight thousand, five hundred sixty-four".