200168551 has 8 divisors (see below), whose sum is σ = 218617344. Its totient is φ = 181761720.

The previous prime is 200168503. The next prime is 200168593. The reversal of 200168551 is 155861002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200168551 - 2¹¹ = 200166503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200168051) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 55 + ... + 20008.

It is an arithmetic number, because the mean of its divisors is an integer number (27327168).

Almost surely, 2^200168551 is an apocalyptic number.

200168551 is a deficient number, since it is larger than the sum of its proper divisors (18448793).

200168551 is a wasteful number, since it uses less digits than its factorization.

200168551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20981.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 200168551 is about 14148.0935464818. The cubic root of 200168551 is about 584.9677835523.

The spelling of 200168551 in words is "two hundred million, one hundred sixty-eight thousand, five hundred fifty-one".