24242278266 has 72 divisors (see below), whose sum is σ = 54687814740. Its totient is φ = 8059217472.

The previous prime is 24242278237. The next prime is 24242278297. The reversal of 24242278266 is 66287224242.

It can be written as a sum of positive squares in 2 ways, for example, as 23910127641 + 332150625 = 154629^2 + 18225^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5364640 + ... + 5369156.

Almost surely, 2^24242278266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 24242278266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27343907370).

24242278266 is an abundant number, since it is smaller than the sum of its proper divisors (30445536474).

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

24242278266 is an frugal number, since it uses more digits than its factorization.

24242278266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4952 (or 4931 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 45.

The spelling of 24242278266 in words is "twenty-four billion, two hundred forty-two million, two hundred seventy-eight thousand, two hundred sixty-six".