312253562506 has 24 divisors (see below), whose sum is σ = 497622323340. Its totient is φ = 146922327552.

The previous prime is 312253562479. The next prime is 312253562507. The reversal of 312253562506 is 605265352213.

It can be written as a sum of positive squares in 6 ways, for example, as 183796551225 + 128457011281 = 428715^2 + 358409^2 .

It is not an unprimeable number, because it can be changed into a prime (312253562507) 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 11 ways as a sum of consecutive naturals, for example, 4595476 + ... + 4662928.

Almost surely, 2^312253562506 is an apocalyptic number.

312253562506 is a deficient number, since it is larger than the sum of its proper divisors (185368760834).

312253562506 is a wasteful number, since it uses less digits than its factorization.

312253562506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75498 (or 75481 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 312253562506 in words is "three hundred twelve billion, two hundred fifty-three million, five hundred sixty-two thousand, five hundred six".