225776277775 has 6 divisors (see below), whose sum is σ = 279962584472.
Its totient is φ = 180621022200.
The previous prime is 225776277763. The next prime is 225776277799. The reversal of 225776277775 is 577772677522.
It is a happy number.
It is not a de Polignac number, because 225776277775 - 27 = 225776277647 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4515525531 + ... + 4515525580.
Almost surely, 2225776277775 is an apocalyptic number.
225776277775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
225776277775 is a deficient number, since it is larger than the sum of its proper divisors (54186306697).
225776277775 is an equidigital number, since it uses as much as digits as its factorization.
225776277775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9031051121 (or 9031051116 counting only the distinct ones).
The product of its digits is 141178800, while the sum is 64.
The spelling of 225776277775 in words is "two hundred twenty-five billion, seven hundred seventy-six million, two hundred seventy-seven thousand, seven hundred seventy-five".