312340403044 has 6 divisors (see below), whose sum is σ = 546595705334. Its totient is φ = 156170201520.

The previous prime is 312340403041. The next prime is 312340403057. The reversal of 312340403044 is 440304043213.

It can be written as a sum of positive squares in only one way, i.e., 195109490944 + 117230912100 = 441712^2 + 342390^2 .

It is not an unprimeable number, because it can be changed into a prime (312340403041) 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 as a sum of consecutive naturals, namely, 39042550377 + ... + 39042550384.

Almost surely, 2^312340403044 is an apocalyptic number.

It is an amenable number.

312340403044 is a deficient number, since it is larger than the sum of its proper divisors (234255302290).

312340403044 is a wasteful number, since it uses less digits than its factorization.

312340403044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78085100765 (or 78085100763 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 312340403044 its reverse (440304043213), we get a palindrome (752644446257).

The spelling of 312340403044 in words is "three hundred twelve billion, three hundred forty million, four hundred three thousand, forty-four".