223368328942144 has 21 divisors (see below), whose sum is σ = 443246765004697. Its totient is φ = 111684104689024.

The previous prime is 223368328942141. The next prime is 223368328942147. The reversal of 223368328942144 is 441249823863322.

The square root of 223368328942144 is 14945512.

It is a perfect power (a square), and thus also a powerful number.

223368328942144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (223368328942141) and next prime (223368328942147).

It can be written as a sum of positive squares in only one way, i.e., 212025982676544 + 11342346265600 = 14561112^2 + 3367840^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223368328942141) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 118630002 + ... + 120498190.

Almost surely, 2^{223368328942144} is an apocalyptic number.

223368328942144 is the 14945512-nd square number.

It is an amenable number.

223368328942144 is a deficient number, since it is larger than the sum of its proper divisors (219878436062553).

223368328942144 is an frugal number, since it uses more digits than its factorization.

223368328942144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3736390 (or 1868191 counting only the distinct ones).

The product of its digits is 95551488, while the sum is 61.

The spelling of 223368328942144 in words is "two hundred twenty-three trillion, three hundred sixty-eight billion, three hundred twenty-eight million, nine hundred forty-two thousand, one hundred forty-four".