2205353554513 has 4 divisors (see below), whose sum is σ = 2205358150068. Its totient is φ = 2205348958960.

The previous prime is 2205353554511. The next prime is 2205353554627. The reversal of 2205353554513 is 3154553535022.

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 939071469249 + 1266282085264 = 969057^2 + 1125292^2 .

It is a cyclic number.

It is not a de Polignac number, because 2205353554513 - 2¹ = 2205353554511 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2205353554513.

It is not an unprimeable number, because it can be changed into a prime (2205353554511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481218 + ... + 2569963.

It is an arithmetic number, because the mean of its divisors is an integer number (551339537517).

Almost surely, 2^{2205353554513} is an apocalyptic number.

It is an amenable number.

2205353554513 is a deficient number, since it is larger than the sum of its proper divisors (4595555).

2205353554513 is an equidigital number, since it uses as much as digits as its factorization.

2205353554513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4595554.

The product of its (nonzero) digits is 1350000, while the sum is 43.

The spelling of 2205353554513 in words is "two trillion, two hundred five billion, three hundred fifty-three million, five hundred fifty-four thousand, five hundred thirteen".