223444143044 has 6 divisors (see below), whose sum is σ = 391027250334. Its totient is φ = 111722071520.

The previous prime is 223444143037. The next prime is 223444143059. The reversal of 223444143044 is 440341444322.

It can be written as a sum of positive squares in only one way, i.e., 223220341444 + 223801600 = 472462^2 + 14960^2 .

It is a junction number, because it is equal to n+sod(n) for n = 223444142995 and 223444143013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27930517877 + ... + 27930517884.

It is an arithmetic number, because the mean of its divisors is an integer number (65171208389).

Almost surely, 2^223444143044 is an apocalyptic number.

It is an amenable number.

223444143044 is a deficient number, since it is larger than the sum of its proper divisors (167583107290).

223444143044 is a wasteful number, since it uses less digits than its factorization.

223444143044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55861035765 (or 55861035763 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 223444143044 its reverse (440341444322), we get a palindrome (663785587366).

The spelling of 223444143044 in words is "two hundred twenty-three billion, four hundred forty-four million, one hundred forty-three thousand, forty-four".