402443030230 has 32 divisors (see below), whose sum is σ = 749569528800. Its totient is φ = 155386275072.

The previous prime is 402443030177. The next prime is 402443030239. The reversal of 402443030230 is 32030344204.

It is a junction number, because it is equal to n+sod(n) for n = 402443030195 and 402443030204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402443030239) 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, 962809 + ... + 1316011.

It is an arithmetic number, because the mean of its divisors is an integer number (23424047775).

Almost surely, 2^402443030230 is an apocalyptic number.

402443030230 is a deficient number, since it is larger than the sum of its proper divisors (347126498570).

402443030230 is a wasteful number, since it uses less digits than its factorization.

402443030230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357168.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 402443030230 its reverse (32030344204), we get a palindrome (434473374434).

The spelling of 402443030230 in words is "four hundred two billion, four hundred forty-three million, thirty thousand, two hundred thirty".