13321105025450 has 24 divisors (see below), whose sum is σ = 24780005853120. Its totient is φ = 5327850503600.

The previous prime is 13321105025413. The next prime is 13321105025477. The reversal of 13321105025450 is 5452050112331.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14332610 + ... + 15233709.

It is an arithmetic number, because the mean of its divisors is an integer number (1032500243880).

Almost surely, 2^{13321105025450} is an apocalyptic number.

13321105025450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13321105025450 is a deficient number, since it is larger than the sum of its proper divisors (11458900827670).

13321105025450 is a wasteful number, since it uses less digits than its factorization.

13321105025450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29575342 (or 29575337 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 13321105025450 its reverse (5452050112331), we get a palindrome (18773155137781).

The spelling of 13321105025450 in words is "thirteen trillion, three hundred twenty-one billion, one hundred five million, twenty-five thousand, four hundred fifty".