323663034240 has 768 divisors, whose sum is σ = 1420012339200. Its totient is φ = 66083143680.

The previous prime is 323663034217. The next prime is 323663034257. The reversal of 323663034240 is 42430366323.

323663034240 is a `hidden beast` number, since 323 + 6 + 6 + 303 + 4 + 24 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 323663034195 and 323663034204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16239001 + ... + 16258919.

It is an arithmetic number, because the mean of its divisors is an integer number (1848974400).

Almost surely, 2^323663034240 is an apocalyptic number.

323663034240 is a gapful number since it is divisible by the number (30) 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 323663034240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (710006169600).

323663034240 is an abundant number, since it is smaller than the sum of its proper divisors (1096349304960).

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

323663034240 is a wasteful number, since it uses less digits than its factorization.

323663034240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19995 (or 19980 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 36.

The spelling of 323663034240 in words is "three hundred twenty-three billion, six hundred sixty-three million, thirty-four thousand, two hundred forty".