210052663 has 16 divisors (see below), whose sum is σ = 230628384. Its totient is φ = 190494720.

The previous prime is 210052651. The next prime is 210052669. The reversal of 210052663 is 366250012.

It is a cyclic number.

It is not a de Polignac number, because 210052663 - 2⁵ = 210052631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210052669) 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 15 ways as a sum of consecutive naturals, for example, 65743 + ... + 68863.

It is an arithmetic number, because the mean of its divisors is an integer number (14414274).

Almost surely, 2^210052663 is an apocalyptic number.

210052663 is a deficient number, since it is larger than the sum of its proper divisors (20575721).

210052663 is a wasteful number, since it uses less digits than its factorization.

210052663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3282.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 210052663 is about 14493.1936784133. The cubic root of 210052663 is about 594.4418775936.

The spelling of 210052663 in words is "two hundred ten million, fifty-two thousand, six hundred sixty-three".