225653356522 has 16 divisors (see below), whose sum is σ = 369263787552. Its totient is φ = 102566140720.

The previous prime is 225653356517. The next prime is 225653356529.

225653356522 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (225653356529) 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, 531468 + ... + 856600.

It is an arithmetic number, because the mean of its divisors is an integer number (23078986722).

Almost surely, 2^225653356522 is an apocalyptic number.

225653356522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225653356522 is a deficient number, since it is larger than the sum of its proper divisors (143610431030).

225653356522 is a wasteful number, since it uses less digits than its factorization.

225653356522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356693.

The product of its digits is 3240000, while the sum is 46.

The spelling of 225653356522 in words is "two hundred twenty-five billion, six hundred fifty-three million, three hundred fifty-six thousand, five hundred twenty-two".