226447656425 has 6 divisors (see below), whose sum is σ = 280795093998. Its totient is φ = 181158125120.

The previous prime is 226447656401. The next prime is 226447656431. The reversal of 226447656425 is 524656744622.

226447656425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 3326520976 + 223121135449 = 57676^2 + 472357^2 .

It is not a de Polignac number, because 226447656425 - 2¹⁸ = 226447394281 is a prime.

It is a super-2 number, since 2×226447656425² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4528953104 + ... + 4528953153.

It is an arithmetic number, because the mean of its divisors is an integer number (46799182333).

Almost surely, 2^226447656425 is an apocalyptic number.

226447656425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

226447656425 is a deficient number, since it is larger than the sum of its proper divisors (54347437573).

226447656425 is an equidigital number, since it uses as much as digits as its factorization.

226447656425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9057906267 (or 9057906262 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 53.

The spelling of 226447656425 in words is "two hundred twenty-six billion, four hundred forty-seven million, six hundred fifty-six thousand, four hundred twenty-five".