225256652522 has 32 divisors (see below), whose sum is σ = 369293333760. Its totient is φ = 102197494080.

The previous prime is 225256652521. The next prime is 225256652557.

225256652522 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (225256652521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29185808 + ... + 29193524.

It is an arithmetic number, because the mean of its divisors is an integer number (11540416680).

Almost surely, 2^225256652522 is an apocalyptic number.

225256652522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225256652522 is a deficient number, since it is larger than the sum of its proper divisors (144036681238).

225256652522 is a wasteful number, since it uses less digits than its factorization.

225256652522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10046.

The product of its digits is 1440000, while the sum is 44.

It can be divided in two parts, 225256 and 652522, that added together give a palindrome (877778).

The spelling of 225256652522 in words is "two hundred twenty-five billion, two hundred fifty-six million, six hundred fifty-two thousand, five hundred twenty-two".