2205702005537 has 4 divisors (see below), whose sum is σ = 2205725548800. Its totient is φ = 2205678462276.

The previous prime is 2205702005527. The next prime is 2205702005581. The reversal of 2205702005537 is 7355002075022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2205702005537 - 2¹² = 2205702001441 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 2205702005537.

It is not an unprimeable number, because it can be changed into a prime (2205702005527) 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, 11630537 + ... + 11818662.

It is an arithmetic number, because the mean of its divisors is an integer number (551431387200).

Almost surely, 2^{2205702005537} is an apocalyptic number.

It is an amenable number.

2205702005537 is a deficient number, since it is larger than the sum of its proper divisors (23543263).

2205702005537 is an equidigital number, since it uses as much as digits as its factorization.

2205702005537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23543262.

The product of its (nonzero) digits is 147000, while the sum is 38.

The spelling of 2205702005537 in words is "two trillion, two hundred five billion, seven hundred two million, five thousand, five hundred thirty-seven".