225795792689 has 4 divisors (see below), whose sum is σ = 228653967360. Its totient is φ = 222937618020.

The previous prime is 225795792661. The next prime is 225795792757. The reversal of 225795792689 is 986297597522.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225795792689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225795792589) 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, 1429087217 + ... + 1429087374.

It is an arithmetic number, because the mean of its divisors is an integer number (57163491840).

Almost surely, 2^225795792689 is an apocalyptic number.

It is an amenable number.

225795792689 is a deficient number, since it is larger than the sum of its proper divisors (2858174671).

225795792689 is an equidigital number, since it uses as much as digits as its factorization.

225795792689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858174670.

The product of its digits is 342921600, while the sum is 71.

The spelling of 225795792689 in words is "two hundred twenty-five billion, seven hundred ninety-five million, seven hundred ninety-two thousand, six hundred eighty-nine".