312342230341040 has 40 divisors (see below), whose sum is σ = 726499660740720. Its totient is φ = 124884595328256.

The previous prime is 312342230341021. The next prime is 312342230341049. The reversal of 312342230341040 is 40143032243213.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 312342230340988 and 312342230341006.

It is not an unprimeable number, because it can be changed into a prime (312342230341049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 816945314 + ... + 817327553.

It is an arithmetic number, because the mean of its divisors is an integer number (18162491518518).

Almost surely, 2^{312342230341040} is an apocalyptic number.

It is an amenable number.

312342230341040 is an abundant number, since it is smaller than the sum of its proper divisors (414157430399680).

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

312342230341040 is a wasteful number, since it uses less digits than its factorization.

312342230341040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634275269 (or 1634275263 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 312342230341040 its reverse (40143032243213), we get a palindrome (352485262584253).

The spelling of 312342230341040 in words is "three hundred twelve trillion, three hundred forty-two billion, two hundred thirty million, three hundred forty-one thousand, forty".