13550443320300 has 144 divisors (see below), whose sum is σ = 39500883781632. Its totient is φ = 3586368473600.

The previous prime is 13550443320287. The next prime is 13550443320437. The reversal of 13550443320300 is 302334405531.

It is a super-2 number, since 2×13550443320300² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21427237 + ... + 22050563.

It is an arithmetic number, because the mean of its divisors is an integer number (274311692928).

Almost surely, 2^{13550443320300} is an apocalyptic number.

13550443320300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13550443320300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19750441890816).

13550443320300 is an abundant number, since it is smaller than the sum of its proper divisors (25950440461332).

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

13550443320300 is a wasteful number, since it uses less digits than its factorization.

13550443320300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623888 (or 623881 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 13550443320300 its reverse (302334405531), we get a palindrome (13852777725831).

The spelling of 13550443320300 in words is "thirteen trillion, five hundred fifty billion, four hundred forty-three million, three hundred twenty thousand, three hundred".