446315020213 has 4 divisors (see below), whose sum is σ = 446719658688. Its totient is φ = 445910381740.

The previous prime is 446315020187. The next prime is 446315020243. The reversal of 446315020213 is 312020513644.

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 446315020213 - 2⁹ = 446315019701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (446315020243) 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, 202317583 + ... + 202319788.

It is an arithmetic number, because the mean of its divisors is an integer number (111679914672).

Almost surely, 2^446315020213 is an apocalyptic number.

It is an amenable number.

446315020213 is a deficient number, since it is larger than the sum of its proper divisors (404638475).

446315020213 is a wasteful number, since it uses less digits than its factorization.

446315020213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404638474.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 446315020213 its reverse (312020513644), we get a palindrome (758335533857).

The spelling of 446315020213 in words is "four hundred forty-six billion, three hundred fifteen million, twenty thousand, two hundred thirteen".