312338923000 has 128 divisors (see below), whose sum is σ = 803842341120. Its totient is φ = 112871193600.

The previous prime is 312338922997. The next prime is 312338923003. The reversal of 312338923000 is 329833213.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (312338922997) and next prime (312338923003).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312338923003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 355404 + ... + 866596.

It is an arithmetic number, because the mean of its divisors is an integer number (6280018290).

Almost surely, 2^312338923000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 312338923000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (401921170560).

312338923000 is an abundant number, since it is smaller than the sum of its proper divisors (491503418120).

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

312338923000 is a wasteful number, since it uses less digits than its factorization.

312338923000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511274 (or 511260 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 312338923000 in words is "three hundred twelve billion, three hundred thirty-eight million, nine hundred twenty-three thousand".