2211341678 has 36 divisors (see below), whose sum is σ = 4178241360. Its totient is φ = 874809936.

The previous prime is 2211341677. The next prime is 2211341723. The reversal of 2211341678 is 8761431122.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211341677) 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 17 ways as a sum of consecutive naturals, for example, 50198 + ... + 83321.

It is an arithmetic number, because the mean of its divisors is an integer number (116062260).

Almost surely, 2^2211341678 is an apocalyptic number.

2211341678 is a deficient number, since it is larger than the sum of its proper divisors (1966899682).

2211341678 is a wasteful number, since it uses less digits than its factorization.

2211341678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133561 (or 133541 counting only the distinct ones).

The product of its digits is 16128, while the sum is 35.

The square root of 2211341678 is about 47024.9048696539. The cubic root of 2211341678 is about 1302.8226003802.

The spelling of 2211341678 in words is "two billion, two hundred eleven million, three hundred forty-one thousand, six hundred seventy-eight".