320187368712 has 96 divisors (see below), whose sum is σ = 838688205600. Its totient is φ = 101856488448.

The previous prime is 320187368701. The next prime is 320187368723. The reversal of 320187368712 is 217863781023.

It is an interprime number because it is at equal distance from previous prime (320187368701) and next prime (320187368723).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5595864 + ... + 5652792.

It is an arithmetic number, because the mean of its divisors is an integer number (8736335475).

Almost surely, 2^320187368712 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 320187368712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419344102800).

320187368712 is an abundant number, since it is smaller than the sum of its proper divisors (518500836888).

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

320187368712 is a wasteful number, since it uses less digits than its factorization.

320187368712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57427 (or 57400 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 48.

The spelling of 320187368712 in words is "three hundred twenty billion, one hundred eighty-seven million, three hundred sixty-eight thousand, seven hundred twelve".