312444351525044 has 48 divisors (see below), whose sum is σ = 590258224483200. Its totient is φ = 144268959897216.

The previous prime is 312444351525037. The next prime is 312444351525083. The reversal of 312444351525044 is 440525153444213.

It is a self number, because there is not a number n which added to its sum of digits gives 312444351525044.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 43798394 + ... + 50430030.

It is an arithmetic number, because the mean of its divisors is an integer number (12297046343400).

Almost surely, 2^{312444351525044} is an apocalyptic number.

It is an amenable number.

312444351525044 is a deficient number, since it is larger than the sum of its proper divisors (277813872958156).

312444351525044 is a wasteful number, since it uses less digits than its factorization.

312444351525044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6649352 (or 6649350 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 47.

The spelling of 312444351525044 in words is "three hundred twelve trillion, four hundred forty-four billion, three hundred fifty-one million, five hundred twenty-five thousand, forty-four".