225646282646522 has 4 divisors (see below), whose sum is σ = 338469423969786. Its totient is φ = 112823141323260.

The previous prime is 225646282646483. The next prime is 225646282646527.

225646282646522 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 224855693145721 + 790589500801 = 14995189^2 + 889151^2 .

It is not an unprimeable number, because it can be changed into a prime (225646282646527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56411570661629 + ... + 56411570661632.

Almost surely, 2^{225646282646522} is an apocalyptic number.

225646282646522 is a deficient number, since it is larger than the sum of its proper divisors (112823141323264).

225646282646522 is a wasteful number, since it uses less digits than its factorization.

225646282646522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112823141323263.

The product of its digits is 265420800, while the sum is 62.

The spelling of 225646282646522 in words is "two hundred twenty-five trillion, six hundred forty-six billion, two hundred eighty-two million, six hundred forty-six thousand, five hundred twenty-two".