312440414032 has 20 divisors (see below), whose sum is σ = 607603694580. Its totient is φ = 155639460608.

The previous prime is 312440414017. The next prime is 312440414059. The reversal of 312440414032 is 230414044213.

It can be written as a sum of positive squares in 2 ways, for example, as 137652872256 + 174787541776 = 371016^2 + 418076^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36292213 + ... + 36300820.

It is an arithmetic number, because the mean of its divisors is an integer number (30380184729).

Almost surely, 2^312440414032 is an apocalyptic number.

It is an amenable number.

312440414032 is a deficient number, since it is larger than the sum of its proper divisors (295163280548).

312440414032 is a wasteful number, since it uses less digits than its factorization.

312440414032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72593310 (or 72593304 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 312440414032 its reverse (230414044213), we get a palindrome (542854458245).

The spelling of 312440414032 in words is "three hundred twelve billion, four hundred forty million, four hundred fourteen thousand, thirty-two".