225724274133 has 8 divisors (see below), whose sum is σ = 300982374528. Its totient is φ = 150474511584.

The previous prime is 225724274131. The next prime is 225724274179. The reversal of 225724274133 is 331472427522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 225724274133 - 2¹ = 225724274131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225724274131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2021016 + ... + 2129777.

It is an arithmetic number, because the mean of its divisors is an integer number (37622796816).

Almost surely, 2^225724274133 is an apocalyptic number.

It is an amenable number.

225724274133 is a deficient number, since it is larger than the sum of its proper divisors (75258100395).

225724274133 is a wasteful number, since it uses less digits than its factorization.

225724274133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4168923.

The product of its digits is 564480, while the sum is 42.

The spelling of 225724274133 in words is "two hundred twenty-five billion, seven hundred twenty-four million, two hundred seventy-four thousand, one hundred thirty-three".