1323042344340 has 48 divisors (see below), whose sum is σ = 3706490417280. Its totient is φ = 352623496320.

The previous prime is 1323042344303. The next prime is 1323042344387. The reversal of 1323042344340 is 434432403231.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 5754931 + ... + 5980410.

It is an arithmetic number, because the mean of its divisors is an integer number (77218550360).

Almost surely, 2^{1323042344340} is an apocalyptic number.

1323042344340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323042344340 is an abundant number, since it is smaller than the sum of its proper divisors (2383448072940).

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

1323042344340 is a wasteful number, since it uses less digits than its factorization.

1323042344340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11737232 (or 11737230 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 1323042344340 its reverse (434432403231), we get a palindrome (1757474747571).

The spelling of 1323042344340 in words is "one trillion, three hundred twenty-three billion, forty-two million, three hundred forty-four thousand, three hundred forty".