2205150864161 has 8 divisors (see below), whose sum is σ = 2525615556864. Its totient is φ = 1886046956640.

The previous prime is 2205150864131. The next prime is 2205150864233. The reversal of 2205150864161 is 1614680515022.

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

It is a de Polignac number, because none of the positive numbers 2^k-2205150864161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2205150864131) 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 7 ways as a sum of consecutive naturals, for example, 340192820 + ... + 340199301.

It is an arithmetic number, because the mean of its divisors is an integer number (315701944608).

Almost surely, 2^{2205150864161} is an apocalyptic number.

It is an amenable number.

2205150864161 is a deficient number, since it is larger than the sum of its proper divisors (320464692703).

2205150864161 is an equidigital number, since it uses as much as digits as its factorization.

2205150864161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680392591.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 2205150864161 in words is "two trillion, two hundred five billion, one hundred fifty million, eight hundred sixty-four thousand, one hundred sixty-one".