2224566678890 has 16 divisors (see below), whose sum is σ = 4027365805608. Its totient is φ = 884683164096.

The previous prime is 2224566678889. The next prime is 2224566678899. The reversal of 2224566678890 is 988766654222.

It can be written as a sum of positive squares in 4 ways, for example, as 2219572571329 + 4994107561 = 1489823^2 + 70669^2 .

It is not an unprimeable number, because it can be changed into a prime (2224566678899) 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, 642936617 + ... + 642940076.

Almost surely, 2^{2224566678890} is an apocalyptic number.

2224566678890 is a deficient number, since it is larger than the sum of its proper divisors (1802799126718).

2224566678890 is a wasteful number, since it uses less digits than its factorization.

2224566678890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285876873.

The product of its (nonzero) digits is 139345920, while the sum is 65.

The spelling of 2224566678890 in words is "two trillion, two hundred twenty-four billion, five hundred sixty-six million, six hundred seventy-eight thousand, eight hundred ninety".