2566226652 has 48 divisors (see below), whose sum is σ = 6535200000. Its totient is φ = 777288960.

The previous prime is 2566226639. The next prime is 2566226669.

2566226652 is nontrivially palindromic in base 10.

2566226652 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510849 + ... + 515847.

It is an arithmetic number, because the mean of its divisors is an integer number (136150000).

Almost surely, 2^2566226652 is an apocalyptic number.

2566226652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2566226652 is an abundant number, since it is smaller than the sum of its proper divisors (3968973348).

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

2566226652 is a wasteful number, since it uses less digits than its factorization.

2566226652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8906 (or 8904 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

The square root of 2566226652 is about 50657.9376998314. The cubic root of 2566226652 is about 1369.0889661192.

The spelling of 2566226652 in words is "two billion, five hundred sixty-six million, two hundred twenty-six thousand, six hundred fifty-two".