312000334320 has 80 divisors (see below), whose sum is σ = 967483389600. Its totient is φ = 83175800832.

The previous prime is 312000334307. The next prime is 312000334339. The reversal of 312000334320 is 23433000213.

It is a tau number, because it is divible by the number of its divisors (80).

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 in 15 ways as a sum of consecutive naturals, for example, 641656 + ... + 1017704.

It is an arithmetic number, because the mean of its divisors is an integer number (12093542370).

Almost surely, 2^312000334320 is an apocalyptic number.

312000334320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

312000334320 is an abundant number, since it is smaller than the sum of its proper divisors (655483055280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312000334320 is a wasteful number, since it uses less digits than its factorization.

312000334320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379522 (or 379516 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 312000334320 its reverse (23433000213), we get a palindrome (335433334533).

The spelling of 312000334320 in words is "three hundred twelve billion, three hundred thirty-four thousand, three hundred twenty".