223353156352145 has 8 divisors (see below), whose sum is σ = 268028441724456. Its totient is φ = 178679422347136.

The previous prime is 223353156352133. The next prime is 223353156352153. The reversal of 223353156352145 is 541253651353322.

It can be written as a sum of positive squares in 4 ways, for example, as 12119226887824 + 211233929464321 = 3481268^2 + 14533889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 223353156352145 - 2²⁸ = 223352887916689 is a prime.

It is a super-2 number, since 2×223353156352145² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223353156352093 and 223353156352102.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 387525062 + ... + 388100991.

It is an arithmetic number, because the mean of its divisors is an integer number (33503555215557).

Almost surely, 2^{223353156352145} is an apocalyptic number.

It is an amenable number.

223353156352145 is a deficient number, since it is larger than the sum of its proper divisors (44675285372311).

223353156352145 is an equidigital number, since it uses as much as digits as its factorization.

223353156352145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775683651.

The product of its digits is 9720000, while the sum is 50.

The spelling of 223353156352145 in words is "two hundred twenty-three trillion, three hundred fifty-three billion, one hundred fifty-six million, three hundred fifty-two thousand, one hundred forty-five".