312403341210040 has 16 divisors (see below), whose sum is σ = 702907517722680. Its totient is φ = 124961336484000.

The previous prime is 312403341209987. The next prime is 312403341210043. The reversal of 312403341210040 is 40012143304213.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 312403341209990 and 312403341210008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312403341210043) 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, 3905041765086 + ... + 3905041765165.

Almost surely, 2^{312403341210040} is an apocalyptic number.

It is an amenable number.

312403341210040 is an abundant number, since it is smaller than the sum of its proper divisors (390504176512640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312403341210040 is a wasteful number, since it uses less digits than its factorization.

312403341210040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7810083530262 (or 7810083530258 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 312403341210040 its reverse (40012143304213), we get a palindrome (352415484514253).

The spelling of 312403341210040 in words is "three hundred twelve trillion, four hundred three billion, three hundred forty-one million, two hundred ten thousand, forty".