312442544252 has 12 divisors (see below), whose sum is σ = 554935265640. Its totient is φ = 153889611216.

The previous prime is 312442544251. The next prime is 312442544261. The reversal of 312442544252 is 252445244213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312442544251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582914927 + ... + 582915462.

It is an arithmetic number, because the mean of its divisors is an integer number (46244605470).

Almost surely, 2^312442544252 is an apocalyptic number.

It is an amenable number.

312442544252 is a deficient number, since it is larger than the sum of its proper divisors (242492721388).

312442544252 is a wasteful number, since it uses less digits than its factorization.

312442544252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165830460 (or 1165830458 counting only the distinct ones).

The product of its digits is 307200, while the sum is 38.

Adding to 312442544252 its reverse (252445244213), we get a palindrome (564887788465).

The spelling of 312442544252 in words is "three hundred twelve billion, four hundred forty-two million, five hundred forty-four thousand, two hundred fifty-two".