225776506775 has 12 divisors (see below), whose sum is σ = 279982995864. Its totient is φ = 180608220000.

The previous prime is 225776506771. The next prime is 225776506783. The reversal of 225776506775 is 577605677522.

It is not a de Polignac number, because 225776506775 - 2² = 225776506771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225776506771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38000 + ... + 673050.

It is an arithmetic number, because the mean of its divisors is an integer number (23331916322).

Almost surely, 2^225776506775 is an apocalyptic number.

225776506775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225776506775 is a deficient number, since it is larger than the sum of its proper divisors (54206489089).

225776506775 is a wasteful number, since it uses less digits than its factorization.

225776506775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649282 (or 649277 counting only the distinct ones).

The product of its (nonzero) digits is 43218000, while the sum is 59.

The spelling of 225776506775 in words is "two hundred twenty-five billion, seven hundred seventy-six million, five hundred six thousand, seven hundred seventy-five".