1324422251340 has 96 divisors (see below), whose sum is σ = 3800522363904. Its totient is φ = 344411696640.

The previous prime is 1324422251333. The next prime is 1324422251351. The reversal of 1324422251340 is 431522244231.

It is a happy number.

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, 5458077 + ... + 5695563.

It is an arithmetic number, because the mean of its divisors is an integer number (39588774624).

Almost surely, 2^{1324422251340} is an apocalyptic number.

1324422251340 is a gapful number since it is divisible by the number (10) 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 1324422251340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1900261181952).

1324422251340 is an abundant number, since it is smaller than the sum of its proper divisors (2476100112564).

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

1324422251340 is a wasteful number, since it uses less digits than its factorization.

1324422251340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239807 (or 239805 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 1324422251340 its reverse (431522244231), we get a palindrome (1755944495571).

The spelling of 1324422251340 in words is "one trillion, three hundred twenty-four billion, four hundred twenty-two million, two hundred fifty-one thousand, three hundred forty".