312244442044 has 24 divisors (see below), whose sum is σ = 547869456288. Its totient is φ = 155710425600.

The previous prime is 312244442017. The next prime is 312244442093. The reversal of 312244442044 is 440244442213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19998889 + ... + 20014495.

It is an arithmetic number, because the mean of its divisors is an integer number (22827894012).

Almost surely, 2^312244442044 is an apocalyptic number.

It is an amenable number.

312244442044 is a deficient number, since it is larger than the sum of its proper divisors (235625014244).

312244442044 is a wasteful number, since it uses less digits than its factorization.

312244442044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28485 (or 28483 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 312244442044 its reverse (440244442213), we get a palindrome (752488884257).

The spelling of 312244442044 in words is "three hundred twelve billion, two hundred forty-four million, four hundred forty-two thousand, forty-four".