312233027156 has 6 divisors (see below), whose sum is σ = 546407797530. Its totient is φ = 156116513576.

The previous prime is 312233027149. The next prime is 312233027177. The reversal of 312233027156 is 651720332213.

It can be written as a sum of positive squares in only one way, i.e., 255358408900 + 56874618256 = 505330^2 + 238484^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39029128391 + ... + 39029128398.

It is an arithmetic number, because the mean of its divisors is an integer number (91067966255).

Almost surely, 2^312233027156 is an apocalyptic number.

It is an amenable number.

312233027156 is a deficient number, since it is larger than the sum of its proper divisors (234174770374).

312233027156 is a wasteful number, since it uses less digits than its factorization.

312233027156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78058256793 (or 78058256791 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

Adding to 312233027156 its reverse (651720332213), we get a palindrome (963953359369).

The spelling of 312233027156 in words is "three hundred twelve billion, two hundred thirty-three million, twenty-seven thousand, one hundred fifty-six".