245342242002213 has 24 divisors (see below), whose sum is σ = 355309552719576. Its totient is φ = 163134513484800.

The previous prime is 245342242002149. The next prime is 245342242002223. The reversal of 245342242002213 is 312200242243542.

245342242002213 is a `hidden beast` number, since 2 + 4 + 5 + 3 + 4 + 2 + 2 + 420 + 0 + 221 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 56895295152609 + 188446946849604 = 7542897^2 + 13727598^2 .

It is not a de Polignac number, because 245342242002213 - 2⁶ = 245342242002149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245342242002223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17484648 + ... + 28220513.

It is an arithmetic number, because the mean of its divisors is an integer number (14804564696649).

Almost surely, 2^{245342242002213} is an apocalyptic number.

It is an amenable number.

245342242002213 is a deficient number, since it is larger than the sum of its proper divisors (109967310717363).

245342242002213 is a wasteful number, since it uses less digits than its factorization.

245342242002213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45706725 (or 45706722 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 245342242002213 its reverse (312200242243542), we get a palindrome (557542484245755).

The spelling of 245342242002213 in words is "two hundred forty-five trillion, three hundred forty-two billion, two hundred forty-two million, two thousand, two hundred thirteen".