1323440553130 has 16 divisors (see below), whose sum is σ = 2382332135040. Its totient is φ = 529345301392.

The previous prime is 1323440553119. The next prime is 1323440553131. The reversal of 1323440553130 is 313550443231.

It is not an unprimeable number, because it can be changed into a prime (1323440553131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3684814 + ... + 4027993.

It is an arithmetic number, because the mean of its divisors is an integer number (148895758440).

Almost surely, 2^{1323440553130} is an apocalyptic number.

1323440553130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323440553130 is a deficient number, since it is larger than the sum of its proper divisors (1058891581910).

1323440553130 is a wasteful number, since it uses less digits than its factorization.

1323440553130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7729973.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 1323440553130 its reverse (313550443231), we get a palindrome (1636990996361).

The spelling of 1323440553130 in words is "one trillion, three hundred twenty-three billion, four hundred forty million, five hundred fifty-three thousand, one hundred thirty".