403030252312 has 16 divisors (see below), whose sum is σ = 756154935360. Its totient is φ = 201388936224.

The previous prime is 403030252307. The next prime is 403030252319. The reversal of 403030252312 is 213252030304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403030252319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15760168 + ... + 15785719.

It is an arithmetic number, because the mean of its divisors is an integer number (47259683460).

Almost surely, 2^403030252312 is an apocalyptic number.

It is an amenable number.

403030252312 is a deficient number, since it is larger than the sum of its proper divisors (353124683048).

403030252312 is a wasteful number, since it uses less digits than its factorization.

403030252312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31547490 (or 31547486 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 403030252312 its reverse (213252030304), we get a palindrome (616282282616).

The spelling of 403030252312 in words is "four hundred three billion, thirty million, two hundred fifty-two thousand, three hundred twelve".