2233456566 has 128 divisors (see below), whose sum is σ = 5373112320. Its totient is φ = 611020800.

The previous prime is 2233456541. The next prime is 2233456609. The reversal of 2233456566 is 6656543322.

It is a super-3 number, since 3×2233456566³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 5460570 + ... + 5460978.

It is an arithmetic number, because the mean of its divisors is an integer number (41977440).

Almost surely, 2^2233456566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2233456566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2686556160).

2233456566 is an abundant number, since it is smaller than the sum of its proper divisors (3139655754).

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

2233456566 is a wasteful number, since it uses less digits than its factorization.

2233456566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630.

The product of its digits is 777600, while the sum is 42.

The square root of 2233456566 is about 47259.4600688582. The cubic root of 2233456566 is about 1307.1512334789.

Adding to 2233456566 its reverse (6656543322), we get a palindrome (8889999888).

The spelling of 2233456566 in words is "two billion, two hundred thirty-three million, four hundred fifty-six thousand, five hundred sixty-six".