402424430213 has 8 divisors (see below), whose sum is σ = 438601604448. Its totient is φ = 366993177264.

The previous prime is 402424430189. The next prime is 402424430251. The reversal of 402424430213 is 312034424204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 402424430213 - 2²² = 402420235909 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402424430293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186479195 + ... + 186481352.

It is an arithmetic number, because the mean of its divisors is an integer number (54825200556).

Almost surely, 2^402424430213 is an apocalyptic number.

It is an amenable number.

402424430213 is a deficient number, since it is larger than the sum of its proper divisors (36177174235).

402424430213 is a wasteful number, since it uses less digits than its factorization.

402424430213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372960643.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 402424430213 its reverse (312034424204), we get a palindrome (714458854417).

The spelling of 402424430213 in words is "four hundred two billion, four hundred twenty-four million, four hundred thirty thousand, two hundred thirteen".