225333767897 has 4 divisors (see below), whose sum is σ = 257524306176. Its totient is φ = 193143229620.

The previous prime is 225333767887. The next prime is 225333767947. The reversal of 225333767897 is 798767333522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 798767333522 = 2 ⋅399383666761.

It is a cyclic number.

It is not a de Polignac number, because 225333767897 - 2⁴ = 225333767881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225333767887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16095269129 + ... + 16095269142.

It is an arithmetic number, because the mean of its divisors is an integer number (64381076544).

Almost surely, 2^225333767897 is an apocalyptic number.

It is an amenable number.

225333767897 is a deficient number, since it is larger than the sum of its proper divisors (32190538279).

225333767897 is an equidigital number, since it uses as much as digits as its factorization.

225333767897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32190538278.

The product of its digits is 80015040, while the sum is 62.

The spelling of 225333767897 in words is "two hundred twenty-five billion, three hundred thirty-three million, seven hundred sixty-seven thousand, eight hundred ninety-seven".