402530050213 has 16 divisors (see below), whose sum is σ = 423622949760. Its totient is φ = 381743439616.

The previous prime is 402530050207. The next prime is 402530050231. The reversal of 402530050213 is 312050035204.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402530050213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402530050283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2470206 + ... + 2628112.

It is an arithmetic number, because the mean of its divisors is an integer number (26476434360).

Almost surely, 2^402530050213 is an apocalyptic number.

It is an amenable number.

402530050213 is a deficient number, since it is larger than the sum of its proper divisors (21092899547).

402530050213 is a wasteful number, since it uses less digits than its factorization.

402530050213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158876.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 402530050213 its reverse (312050035204), we get a palindrome (714580085417).

The spelling of 402530050213 in words is "four hundred two billion, five hundred thirty million, fifty thousand, two hundred thirteen".