312422623426 has 32 divisors (see below), whose sum is σ = 509243883120. Its totient is φ = 143171020800.

The previous prime is 312422623421. The next prime is 312422623427. The reversal of 312422623426 is 624326224213.

It can be written as a sum of positive squares in 8 ways, for example, as 179310749401 + 133111874025 = 423451^2 + 364845^2 .

It is not an unprimeable number, because it can be changed into a prime (312422623421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547020 + ... + 961288.

Almost surely, 2^312422623426 is an apocalyptic number.

312422623426 is a deficient number, since it is larger than the sum of its proper divisors (196821259694).

312422623426 is a wasteful number, since it uses less digits than its factorization.

312422623426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414870.

The product of its digits is 165888, while the sum is 37.

Adding to 312422623426 its reverse (624326224213), we get a palindrome (936748847639).

The spelling of 312422623426 in words is "three hundred twelve billion, four hundred twenty-two million, six hundred twenty-three thousand, four hundred twenty-six".