400332442852205 has 4 divisors (see below), whose sum is σ = 480398931422652. Its totient is φ = 320265954281760.

The previous prime is 400332442852193. The next prime is 400332442852283. The reversal of 400332442852205 is 502258244233004.

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 118507216754404 + 281825226097801 = 10886102^2 + 16787651^2 .

It is not a de Polignac number, because 400332442852205 - 2⁸ = 400332442851949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40033244285216 + ... + 40033244285225.

It is an arithmetic number, because the mean of its divisors is an integer number (120099732855663).

Almost surely, 2^{400332442852205} is an apocalyptic number.

It is an amenable number.

400332442852205 is a deficient number, since it is larger than the sum of its proper divisors (80066488570447).

400332442852205 is an equidigital number, since it uses as much as digits as its factorization.

400332442852205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80066488570446.

The product of its (nonzero) digits is 1843200, while the sum is 44.

The spelling of 400332442852205 in words is "four hundred trillion, three hundred thirty-two billion, four hundred forty-two million, eight hundred fifty-two thousand, two hundred five".