402324244213 has 2 divisors, whose sum is σ = 402324244214. Its totient is φ = 402324244212.

The previous prime is 402324244159. The next prime is 402324244249. The reversal of 402324244213 is 312442423204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225851156644 + 176473087569 = 475238^2 + 420087^2 .

It is a cyclic number.

It is not a de Polignac number, because 402324244213 - 2¹³ = 402324236021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402324244253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201162122106 + 201162122107.

It is an arithmetic number, because the mean of its divisors is an integer number (201162122107).

Almost surely, 2^402324244213 is an apocalyptic number.

It is an amenable number.

402324244213 is a deficient number, since it is larger than the sum of its proper divisors (1).

402324244213 is an equidigital number, since it uses as much as digits as its factorization.

402324244213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 402324244213 its reverse (312442423204), we get a palindrome (714766667417).

The spelling of 402324244213 in words is "four hundred two billion, three hundred twenty-four million, two hundred forty-four thousand, two hundred thirteen".