323379957312 has 560 divisors, whose sum is σ = 1038321389952. Its totient is φ = 99255214080.

The previous prime is 323379957223. The next prime is 323379957323. The reversal of 323379957312 is 213759973323.

323379957312 is a `hidden beast` number, since 3 + 23 + 37 + 9 + 9 + 573 + 12 = 666.

It is a super-2 number, since 2×323379957312² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 79 ways as a sum of consecutive naturals, for example, 405746098 + ... + 405746894.

Almost surely, 2^323379957312 is an apocalyptic number.

323379957312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323379957312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (519160694976).

323379957312 is an abundant number, since it is smaller than the sum of its proper divisors (714941432640).

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

323379957312 is a wasteful number, since it uses less digits than its factorization.

323379957312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968 (or 949 counting only the distinct ones).

The product of its digits is 6429780, while the sum is 54.

The spelling of 323379957312 in words is "three hundred twenty-three billion, three hundred seventy-nine million, nine hundred fifty-seven thousand, three hundred twelve".