225634202436522 has 48 divisors (see below), whose sum is σ = 500933408272416. Its totient is φ = 67697030412000.

The previous prime is 225634202436509. The next prime is 225634202436553.

225634202436522 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1538495548 + ... + 1538642199.

It is an arithmetic number, because the mean of its divisors is an integer number (10436112672342).

Almost surely, 2^{225634202436522} is an apocalyptic number.

225634202436522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225634202436522 is an abundant number, since it is smaller than the sum of its proper divisors (275299205835894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225634202436522 is a wasteful number, since it uses less digits than its factorization.

225634202436522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3077137875 (or 3077137864 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 48.

It can be divided in two parts, 22563420 and 2436522, that added together give a palindrome (24999942).

The spelling of 225634202436522 in words is "two hundred twenty-five trillion, six hundred thirty-four billion, two hundred two million, four hundred thirty-six thousand, five hundred twenty-two".