1323401555050 has 48 divisors (see below), whose sum is σ = 2519166798720. Its totient is φ = 516968807040.

The previous prime is 1323401555039. The next prime is 1323401555087. The reversal of 1323401555050 is 505551043231.

It is a junction number, because it is equal to n+sod(n) for n = 1323401554997 and 1323401555015.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14710606 + ... + 14800294.

It is an arithmetic number, because the mean of its divisors is an integer number (52482641640).

Almost surely, 2^{1323401555050} is an apocalyptic number.

1323401555050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323401555050 is a deficient number, since it is larger than the sum of its proper divisors (1195765243670).

1323401555050 is a wasteful number, since it uses less digits than its factorization.

1323401555050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96607 (or 96602 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

Adding to 1323401555050 its reverse (505551043231), we get a palindrome (1828952598281).

The spelling of 1323401555050 in words is "one trillion, three hundred twenty-three billion, four hundred one million, five hundred fifty-five thousand, fifty".