220043603449 has 8 divisors (see below), whose sum is σ = 221167520000. Its totient is φ = 218919868992.

The previous prime is 220043603447. The next prime is 220043603489. The reversal of 220043603449 is 944306340022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220043603449 - 2¹ = 220043603447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220043603447) 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, 2843137 + ... + 2919505.

It is an arithmetic number, because the mean of its divisors is an integer number (27645940000).

Almost surely, 2^220043603449 is an apocalyptic number.

It is an amenable number.

220043603449 is a deficient number, since it is larger than the sum of its proper divisors (1123916551).

220043603449 is a wasteful number, since it uses less digits than its factorization.

220043603449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91047.

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 220043603449 in words is "two hundred twenty billion, forty-three million, six hundred three thousand, four hundred forty-nine".