5226666225 has 48 divisors (see below), whose sum is σ = 9440020800. Its totient is φ = 2530643200.

The previous prime is 5226666209. The next prime is 5226666251.

5226666225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5226666225 - 2⁴ = 5226666209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 653551 + ... + 661499.

It is an arithmetic number, because the mean of its divisors is an integer number (196667100).

Almost surely, 2^5226666225 is an apocalyptic number.

5226666225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5226666225 is a deficient number, since it is larger than the sum of its proper divisors (4213354575).

5226666225 is a wasteful number, since it uses less digits than its factorization.

5226666225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8770 (or 8765 counting only the distinct ones).

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

The square root of 5226666225 is about 72295.6860746200. The cubic root of 5226666225 is about 1735.4346149922.

The spelling of 5226666225 in words is "five billion, two hundred twenty-six million, six hundred sixty-six thousand, two hundred twenty-five".