223041197618 has 18 divisors (see below), whose sum is σ = 337826006973. Its totient is φ = 110442951840.

The previous prime is 223041197573. The next prime is 223041197669. The reversal of 223041197618 is 816791140322.

It can be written as a sum of positive squares in 2 ways, for example, as 117164497849 + 105876699769 = 342293^2 + 325387^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333947.

It is a super-3 number, since 3×223041197618³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 71463098 + ... + 71466218.

Almost surely, 2^223041197618 is an apocalyptic number.

223041197618 is a deficient number, since it is larger than the sum of its proper divisors (114784809355).

223041197618 is an frugal number, since it uses more digits than its factorization.

223041197618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6458 (or 3230 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 223041197618 in words is "two hundred twenty-three billion, forty-one million, one hundred ninety-seven thousand, six hundred eighteen".