225775176677 has 8 divisors (see below), whose sum is σ = 228304906200. Its totient is φ = 223249572864.

The previous prime is 225775176623. The next prime is 225775176743. The reversal of 225775176677 is 776671577522.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 644855236 + 225130321441 = 25394^2 + 474479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225775176677 - 2⁸ = 225775176421 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 (225775176617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 921302 + ... + 1140327.

It is an arithmetic number, because the mean of its divisors is an integer number (28538113275).

Almost surely, 2^225775176677 is an apocalyptic number.

It is an amenable number.

225775176677 is a deficient number, since it is larger than the sum of its proper divisors (2529729523).

225775176677 is a wasteful number, since it uses less digits than its factorization.

225775176677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062855.

The product of its digits is 60505200, while the sum is 62.

The spelling of 225775176677 in words is "two hundred twenty-five billion, seven hundred seventy-five million, one hundred seventy-six thousand, six hundred seventy-seven".