326361324240 has 240 divisors, whose sum is σ = 1265009855616. Its totient is φ = 73858176000.

The previous prime is 326361324229. The next prime is 326361324251. The reversal of 326361324240 is 42423163623.

326361324240 is a `hidden beast` number, since 3 + 2 + 636 + 13 + 2 + 4 + 2 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (326361324229) and next prime (326361324251).

It is a tau number, because it is divible by the number of its divisors (240).

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 = 326361324195 and 326361324204.

It is a congruent number.

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, 188475 + ... + 829605.

Almost surely, 2^326361324240 is an apocalyptic number.

326361324240 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 326361324240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (632504927808).

326361324240 is an abundant number, since it is smaller than the sum of its proper divisors (938648531376).

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

326361324240 is a wasteful number, since it uses less digits than its factorization.

326361324240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641258 (or 641249 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 326361324240 its reverse (42423163623), we get a palindrome (368784487863).

The spelling of 326361324240 in words is "three hundred twenty-six billion, three hundred sixty-one million, three hundred twenty-four thousand, two hundred forty".