312544323603 has 32 divisors (see below), whose sum is σ = 482361465600. Its totient is φ = 199835380800.

The previous prime is 312544323599. The next prime is 312544323647. The reversal of 312544323603 is 306323445213.

312544323603 is a `hidden beast` number, since 3 + 1 + 2 + 5 + 4 + 43 + 2 + 3 + 603 = 666.

It is not a de Polignac number, because 312544323603 - 2² = 312544323599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312544323653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2327353 + ... + 2457978.

It is an arithmetic number, because the mean of its divisors is an integer number (15073795800).

Almost surely, 2^312544323603 is an apocalyptic number.

312544323603 is a deficient number, since it is larger than the sum of its proper divisors (169817141997).

312544323603 is a wasteful number, since it uses less digits than its factorization.

312544323603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4785440 (or 4785434 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 312544323603 its reverse (306323445213), we get a palindrome (618867768816).

The spelling of 312544323603 in words is "three hundred twelve billion, five hundred forty-four million, three hundred twenty-three thousand, six hundred three".