220604972353 has 4 divisors (see below), whose sum is σ = 220708593540. Its totient is φ = 220501351168.

The previous prime is 220604972311. The next prime is 220604972359. The reversal of 220604972353 is 353279406022.

220604972353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 152406694449 + 68198277904 = 390393^2 + 261148^2 .

It is a cyclic number.

It is not a de Polignac number, because 220604972353 - 2¹³ = 220604964161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220604972359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51807400 + ... + 51811657.

It is an arithmetic number, because the mean of its divisors is an integer number (55177148385).

Almost surely, 2^220604972353 is an apocalyptic number.

It is an amenable number.

220604972353 is a deficient number, since it is larger than the sum of its proper divisors (103621187).

220604972353 is a wasteful number, since it uses less digits than its factorization.

220604972353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103621186.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 220604972353 in words is "two hundred twenty billion, six hundred four million, nine hundred seventy-two thousand, three hundred fifty-three".