2088641566 has 16 divisors (see below), whose sum is σ = 3418660080. Its totient is φ = 949137280.

The previous prime is 2088641563. The next prime is 2088641593. The reversal of 2088641566 is 6651468802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2088641563) 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, 96120 + ... + 115828.

It is an arithmetic number, because the mean of its divisors is an integer number (213666255).

Almost surely, 2^2088641566 is an apocalyptic number.

2088641566 is a deficient number, since it is larger than the sum of its proper divisors (1330018514).

2088641566 is a wasteful number, since it uses less digits than its factorization.

2088641566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24539.

The product of its (nonzero) digits is 552960, while the sum is 46.

The square root of 2088641566 is about 45701.6582412498. The cubic root of 2088641566 is about 1278.2662003452.

The spelling of 2088641566 in words is "two billion, eighty-eight million, six hundred forty-one thousand, five hundred sixty-six".