225773653533 has 16 divisors (see below), whose sum is σ = 320519954880. Its totient is φ = 140870487296.

The previous prime is 225773653529. The next prime is 225773653537. The reversal of 225773653533 is 335356377522.

It is an interprime number because it is at equal distance from previous prime (225773653529) and next prime (225773653537).

It is a cyclic number.

It is not a de Polignac number, because 225773653533 - 2² = 225773653529 is a prime.

It is a super-3 number, since 3×225773653533³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225773653537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12356610 + ... + 12374867.

It is an arithmetic number, because the mean of its divisors is an integer number (20032497180).

Almost surely, 2^225773653533 is an apocalyptic number.

It is an amenable number.

225773653533 is a deficient number, since it is larger than the sum of its proper divisors (94746301347).

225773653533 is a wasteful number, since it uses less digits than its factorization.

225773653533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24731676.

The product of its digits is 11907000, while the sum is 51.

The spelling of 225773653533 in words is "two hundred twenty-five billion, seven hundred seventy-three million, six hundred fifty-three thousand, five hundred thirty-three".