5226121866 has 32 divisors (see below), whose sum is σ = 11947736448. Its totient is φ = 1492888320.

The previous prime is 5226121853. The next prime is 5226121891. The reversal of 5226121866 is 6681216225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305886 + ... + 322518.

It is an arithmetic number, because the mean of its divisors is an integer number (373366764).

Almost surely, 2^5226121866 is an apocalyptic number.

5226121866 is an abundant number, since it is smaller than the sum of its proper divisors (6721614582).

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

5226121866 is a wasteful number, since it uses less digits than its factorization.

5226121866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24126.

The product of its digits is 69120, while the sum is 39.

The square root of 5226121866 is about 72291.9211668911. The cubic root of 5226121866 is about 1735.3743642058.

The spelling of 5226121866 in words is "five billion, two hundred twenty-six million, one hundred twenty-one thousand, eight hundred sixty-six".