225661152343 has 4 divisors (see below), whose sum is σ = 246175802568. Its totient is φ = 205146502120.

The previous prime is 225661152317. The next prime is 225661152347. The reversal of 225661152343 is 343251166522.

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

It is a cyclic number.

It is not a de Polignac number, because 225661152343 - 2¹³ = 225661144151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225661152296 and 225661152305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225661152347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10257325096 + ... + 10257325117.

It is an arithmetic number, because the mean of its divisors is an integer number (61543950642).

Almost surely, 2^225661152343 is an apocalyptic number.

225661152343 is a deficient number, since it is larger than the sum of its proper divisors (20514650225).

225661152343 is a wasteful number, since it uses less digits than its factorization.

225661152343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20514650224.

The product of its digits is 259200, while the sum is 40.

The spelling of 225661152343 in words is "two hundred twenty-five billion, six hundred sixty-one million, one hundred fifty-two thousand, three hundred forty-three".