402250441213 has 2 divisors, whose sum is σ = 402250441214. Its totient is φ = 402250441212.

The previous prime is 402250441181. The next prime is 402250441217. The reversal of 402250441213 is 312144052204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 340171230564 + 62079210649 = 583242^2 + 249157^2 .

It is a cyclic number.

It is not a de Polignac number, because 402250441213 - 2⁵ = 402250441181 is a prime.

It is a super-2 number, since 2×402250441213² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402250441217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201125220606 + 201125220607.

It is an arithmetic number, because the mean of its divisors is an integer number (201125220607).

Almost surely, 2^402250441213 is an apocalyptic number.

It is an amenable number.

402250441213 is a deficient number, since it is larger than the sum of its proper divisors (1).

402250441213 is an equidigital number, since it uses as much as digits as its factorization.

402250441213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 402250441213 its reverse (312144052204), we get a palindrome (714394493417).

The spelling of 402250441213 in words is "four hundred two billion, two hundred fifty million, four hundred forty-one thousand, two hundred thirteen".