243266300161225 has 48 divisors (see below), whose sum is σ = 348435535394880. Its totient is φ = 166511277363200.

The previous prime is 243266300161207. The next prime is 243266300161273. The reversal of 243266300161225 is 522161003662342.

It is not a de Polignac number, because 243266300161225 - 2³¹ = 243264152677577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 334521066 + ... + 335247484.

It is an arithmetic number, because the mean of its divisors is an integer number (7259073654060).

Almost surely, 2^{243266300161225} is an apocalyptic number.

243266300161225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

243266300161225 is a deficient number, since it is larger than the sum of its proper divisors (105169235233655).

243266300161225 is a wasteful number, since it uses less digits than its factorization.

243266300161225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798090 (or 798085 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 243266300161225 in words is "two hundred forty-three trillion, two hundred sixty-six billion, three hundred million, one hundred sixty-one thousand, two hundred twenty-five".