2189256063 has 8 divisors (see below), whose sum is σ = 2919916800. Its totient is φ = 1459049688.

The previous prime is 2189256037. The next prime is 2189256077. The reversal of 2189256063 is 3606529812.

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

It is not a de Polignac number, because 2189256063 - 2⁸ = 2189255807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2189256263) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 102183 + ... + 121736.

It is an arithmetic number, because the mean of its divisors is an integer number (364989600).

Almost surely, 2^2189256063 is an apocalyptic number.

2189256063 is a deficient number, since it is larger than the sum of its proper divisors (730660737).

2189256063 is a wasteful number, since it uses less digits than its factorization.

2189256063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227181.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 2189256063 is about 46789.4866716873. The cubic root of 2189256063 is about 1298.4707981437.

The spelling of 2189256063 in words is "two billion, one hundred eighty-nine million, two hundred fifty-six thousand, sixty-three".