200553505 has 32 divisors (see below), whose sum is σ = 267974784. Its totient is φ = 143410176.

The previous prime is 200553503. The next prime is 200553517. The reversal of 200553505 is 505355002.

It is a cyclic number.

It is not a de Polignac number, because 200553505 - 2¹ = 200553503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200553505.

It is not an unprimeable number, because it can be changed into a prime (200553503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134494 + ... + 135976.

It is an arithmetic number, because the mean of its divisors is an integer number (8374212).

Almost surely, 2^200553505 is an apocalyptic number.

It is an amenable number.

200553505 is a deficient number, since it is larger than the sum of its proper divisors (67421279).

200553505 is a wasteful number, since it uses less digits than its factorization.

200553505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585.

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 200553505 is about 14161.6914597092. The cubic root of 200553505 is about 585.3425368720.

The spelling of 200553505 in words is "two hundred million, five hundred fifty-three thousand, five hundred five".