533145550 has 96 divisors (see below), whose sum is σ = 1184549184. Its totient is φ = 174720000.

The previous prime is 533145523. The next prime is 533145601. The reversal of 533145550 is 55541335.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 760200 + ... + 760900.

It is an arithmetic number, because the mean of its divisors is an integer number (12339054).

Almost surely, 2^533145550 is an apocalyptic number.

533145550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

533145550 is an abundant number, since it is smaller than the sum of its proper divisors (651403634).

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

533145550 is a wasteful number, since it uses less digits than its factorization.

533145550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814 (or 809 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 533145550 is about 23089.9447812246. The cubic root of 533145550 is about 810.8650768900.

Adding to 533145550 its reverse (55541335), we get a palindrome (588686885).

The spelling of 533145550 in words is "five hundred thirty-three million, one hundred forty-five thousand, five hundred fifty".