323050505648 has 160 divisors (see below), whose sum is σ = 720253900800. Its totient is φ = 139132919808.

The previous prime is 323050505597. The next prime is 323050505671. The reversal of 323050505648 is 846505050323.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85483823 + ... + 85487601.

It is an arithmetic number, because the mean of its divisors is an integer number (4501586880).

Almost surely, 2^323050505648 is an apocalyptic number.

323050505648 is a gapful number since it is divisible by the number (38) 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 323050505648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (360126950400).

323050505648 is an abundant number, since it is smaller than the sum of its proper divisors (397203395152).

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

323050505648 is a wasteful number, since it uses less digits than its factorization.

323050505648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4139 (or 4133 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 323050505648 in words is "three hundred twenty-three billion, fifty million, five hundred five thousand, six hundred forty-eight".