323353052540 has 96 divisors (see below), whose sum is σ = 804066480000. Its totient is φ = 106873159680.

The previous prime is 323353052527. The next prime is 323353052557. The reversal of 323353052540 is 45250353323.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 323353052540.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 2540336 + ... + 2664584.

It is an arithmetic number, because the mean of its divisors is an integer number (8375692500).

Almost surely, 2^323353052540 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 323353052540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402033240000).

323353052540 is an abundant number, since it is smaller than the sum of its proper divisors (480713427460).

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

323353052540 is a wasteful number, since it uses less digits than its factorization.

323353052540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124935 (or 124933 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 35.

The spelling of 323353052540 in words is "three hundred twenty-three billion, three hundred fifty-three million, fifty-two thousand, five hundred forty".