323435162340 has 144 divisors (see below), whose sum is σ = 991505838960. Its totient is φ = 85334630400.

The previous prime is 323435162279. The next prime is 323435162359. The reversal of 323435162340 is 43261534323.

323435162340 is a `hidden beast` number, since 3 + 23 + 4 + 3 + 5 + 1 + 623 + 4 + 0 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 42511841856 + 280923320484 = 206184^2 + 530022^2 .

It is a super-3 number, since 3×323435162340³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 = 323435162295 and 323435162304.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29246092 + ... + 29257148.

It is an arithmetic number, because the mean of its divisors is an integer number (6885457215).

Almost surely, 2^323435162340 is an apocalyptic number.

323435162340 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 323435162340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495752919480).

323435162340 is an abundant number, since it is smaller than the sum of its proper divisors (668070676620).

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

323435162340 is a wasteful number, since it uses less digits than its factorization.

323435162340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12782 (or 12777 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 323435162340 its reverse (43261534323), we get a palindrome (366696696663).

The spelling of 323435162340 in words is "three hundred twenty-three billion, four hundred thirty-five million, one hundred sixty-two thousand, three hundred forty".