225724274471 has 2 divisors, whose sum is σ = 225724274472. Its totient is φ = 225724274470.

The previous prime is 225724274437. The next prime is 225724274491. The reversal of 225724274471 is 174472427522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225724274471 - 2³⁰ = 224650532647 is a prime.

It is a super-3 number, since 3×225724274471³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225724274491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112862137235 + 112862137236.

It is an arithmetic number, because the mean of its divisors is an integer number (112862137236).

Almost surely, 2^225724274471 is an apocalyptic number.

225724274471 is a deficient number, since it is larger than the sum of its proper divisors (1).

225724274471 is an equidigital number, since it uses as much as digits as its factorization.

225724274471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1756160, while the sum is 47.

The spelling of 225724274471 in words is "two hundred twenty-five billion, seven hundred twenty-four million, two hundred seventy-four thousand, four hundred seventy-one".