7220265055225 has 36 divisors (see below), whose sum is σ = 9753958444800. Its totient is φ = 5295678069600.

The previous prime is 7220265055183. The next prime is 7220265055253. The reversal of 7220265055225 is 5225505620227.

It is not a de Polignac number, because 7220265055225 - 2¹³ = 7220265047033 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12623925 + ... + 13183474.

Almost surely, 2^{7220265055225} is an apocalyptic number.

It is an amenable number.

7220265055225 is a deficient number, since it is larger than the sum of its proper divisors (2533693389575).

7220265055225 is a wasteful number, since it uses less digits than its factorization.

7220265055225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25807478 (or 25807454 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 43.

The spelling of 7220265055225 in words is "seven trillion, two hundred twenty billion, two hundred sixty-five million, fifty-five thousand, two hundred twenty-five".