133416550 has 24 divisors (see below), whose sum is σ = 253439136. Its totient is φ = 52230240.

The previous prime is 133416511. The next prime is 133416571. The reversal of 133416550 is 55614331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26037 + ... + 30736.

It is an arithmetic number, because the mean of its divisors is an integer number (10559964).

Almost surely, 2^133416550 is an apocalyptic number.

133416550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133416550 is a deficient number, since it is larger than the sum of its proper divisors (120022586).

133416550 is a wasteful number, since it uses less digits than its factorization.

133416550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56832 (or 56827 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 133416550 is about 11550.6082090944. The cubic root of 133416550 is about 510.9792156864.

It can be divided in two parts, 13341 and 6550, that added together give a palindrome (19891).

The spelling of 133416550 in words is "one hundred thirty-three million, four hundred sixteen thousand, five hundred fifty".