323787413605488 has 240 divisors, whose sum is σ = 980744914022400. Its totient is φ = 91775785715712.

The previous prime is 323787413605463. The next prime is 323787413605501. The reversal of 323787413605488 is 884506314787323.

It is a super-2 number, since 2×323787413605488² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5616502488 + ... + 5616560136.

It is an arithmetic number, because the mean of its divisors is an integer number (4086437141760).

Almost surely, 2^{323787413605488} 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 323787413605488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490372457011200).

323787413605488 is an abundant number, since it is smaller than the sum of its proper divisors (656957500416912).

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

323787413605488 is a wasteful number, since it uses less digits than its factorization.

323787413605488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76604 (or 76591 counting only the distinct ones).

The product of its (nonzero) digits is 650280960, while the sum is 69.

The spelling of 323787413605488 in words is "three hundred twenty-three trillion, seven hundred eighty-seven billion, four hundred thirteen million, six hundred five thousand, four hundred eighty-eight".