312450340544450 has 24 divisors (see below), whose sum is σ = 581217014892432. Its totient is φ = 124967366007120.

The previous prime is 312450340544417. The next prime is 312450340544453. The reversal of 312450340544450 is 54445043054213.

It is not an unprimeable number, because it can be changed into a prime (312450340544453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 318761024 + ... + 319739723.

It is an arithmetic number, because the mean of its divisors is an integer number (24217375620518).

Almost surely, 2^{312450340544450} is an apocalyptic number.

312450340544450 is a deficient number, since it is larger than the sum of its proper divisors (268766674347982).

312450340544450 is a wasteful number, since it uses less digits than its factorization.

312450340544450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638510546 (or 638510541 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 44.

Adding to 312450340544450 its reverse (54445043054213), we get a palindrome (366895383598663).

The spelling of 312450340544450 in words is "three hundred twelve trillion, four hundred fifty billion, three hundred forty million, five hundred forty-four thousand, four hundred fifty".