5222124666 has 96 divisors (see below), whose sum is σ = 12477404160. Its totient is φ = 1565373600.

The previous prime is 5222124641. The next prime is 5222124667. The reversal of 5222124666 is 6664212225.

It is a super-2 number, since 2×5222124666² = 54541172054491223112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5222124666.

It is not an unprimeable number, because it can be changed into a prime (5222124667) 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 47 ways as a sum of consecutive naturals, for example, 9984681 + ... + 9985203.

It is an arithmetic number, because the mean of its divisors is an integer number (129972960).

Almost surely, 2^5222124666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5222124666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6238702080).

5222124666 is an abundant number, since it is smaller than the sum of its proper divisors (7255279494).

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

5222124666 is a wasteful number, since it uses less digits than its factorization.

5222124666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992 (or 989 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 5222124666 is about 72264.2696358304. The cubic root of 5222124666 is about 1734.9318175887.

The spelling of 5222124666 in words is "five billion, two hundred twenty-two million, one hundred twenty-four thousand, six hundred sixty-six".