1323253340140 has 12 divisors (see below), whose sum is σ = 2778832014336. Its totient is φ = 529301336048.

The previous prime is 1323253340033. The next prime is 1323253340173. The reversal of 1323253340140 is 410433523231.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33081333484 + ... + 33081333523.

It is an arithmetic number, because the mean of its divisors is an integer number (231569334528).

Almost surely, 2^{1323253340140} is an apocalyptic number.

1323253340140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323253340140 is an abundant number, since it is smaller than the sum of its proper divisors (1455578674196).

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

1323253340140 is a wasteful number, since it uses less digits than its factorization.

1323253340140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66162667016 (or 66162667014 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 1323253340140 its reverse (410433523231), we get a palindrome (1733686863371).

The spelling of 1323253340140 in words is "one trillion, three hundred twenty-three billion, two hundred fifty-three million, three hundred forty thousand, one hundred forty".