13232455550 has 12 divisors (see below), whose sum is σ = 24612367416. Its totient is φ = 5292982200.

The previous prime is 13232455549. The next prime is 13232455573. The reversal of 13232455550 is 5555423231.

It is a self number, because there is not a number n which added to its sum of digits gives 13232455550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132324506 + ... + 132324605.

It is an arithmetic number, because the mean of its divisors is an integer number (2051030618).

Almost surely, 2^13232455550 is an apocalyptic number.

13232455550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13232455550 is a deficient number, since it is larger than the sum of its proper divisors (11379911866).

13232455550 is a wasteful number, since it uses less digits than its factorization.

13232455550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264649123 (or 264649118 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

Adding to 13232455550 its reverse (5555423231), we get a palindrome (18787878781).

The spelling of 13232455550 in words is "thirteen billion, two hundred thirty-two million, four hundred fifty-five thousand, five hundred fifty".