2189058863 has 16 divisors (see below), whose sum is σ = 2241043200. Its totient is φ = 2137861440.

The previous prime is 2189058857. The next prime is 2189058877. The reversal of 2189058863 is 3688509812.

2189058863 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2189058863 - 2⁴ = 2189058847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2189058803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4185320 + ... + 4185842.

It is an arithmetic number, because the mean of its divisors is an integer number (140065200).

Almost surely, 2^2189058863 is an apocalyptic number.

2189058863 is a deficient number, since it is larger than the sum of its proper divisors (51984337).

2189058863 is a wasteful number, since it uses less digits than its factorization.

2189058863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102.

The product of its (nonzero) digits is 829440, while the sum is 50.

The square root of 2189058863 is about 46787.3793132293. The cubic root of 2189058863 is about 1298.4318098416.

The spelling of 2189058863 in words is "two billion, one hundred eighty-nine million, fifty-eight thousand, eight hundred sixty-three".