2089326678 has 16 divisors (see below), whose sum is σ = 4398582720. Its totient is φ = 659787336.

The previous prime is 2089326637. The next prime is 2089326731. The reversal of 2089326678 is 8766239802.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2089326678.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9163600 + ... + 9163827.

It is an arithmetic number, because the mean of its divisors is an integer number (274911420).

Almost surely, 2^2089326678 is an apocalyptic number.

2089326678 is an abundant number, since it is smaller than the sum of its proper divisors (2309256042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2089326678 is a wasteful number, since it uses less digits than its factorization.

2089326678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18327451.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 2089326678 is about 45709.1531096344. The cubic root of 2089326678 is about 1278.4059498344.

The spelling of 2089326678 in words is "two billion, eighty-nine million, three hundred twenty-six thousand, six hundred seventy-eight".