312333003330440 has 64 divisors (see below), whose sum is σ = 708452601393600. Its totient is φ = 123920918214912.

The previous prime is 312333003330433. The next prime is 312333003330463. The reversal of 312333003330440 is 44033300333213.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 312333003330397 and 312333003330406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19620542 + ... + 31774701.

It is an arithmetic number, because the mean of its divisors is an integer number (11069571896775).

Almost surely, 2^{312333003330440} is an apocalyptic number.

It is an amenable number.

312333003330440 is an abundant number, since it is smaller than the sum of its proper divisors (396119598063160).

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

312333003330440 is a wasteful number, since it uses less digits than its factorization.

312333003330440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51396486 (or 51396482 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 32.

Adding to 312333003330440 its reverse (44033300333213), we get a palindrome (356366303663653).

The spelling of 312333003330440 in words is "three hundred twelve trillion, three hundred thirty-three billion, three million, three hundred thirty thousand, four hundred forty".