227193485618 has 8 divisors (see below), whose sum is σ = 371771158320. Its totient is φ = 103269766180.

The previous prime is 227193485581. The next prime is 227193485633. The reversal of 227193485618 is 816584391722.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5163488288 + ... + 5163488331.

It is an arithmetic number, because the mean of its divisors is an integer number (46471394790).

Almost surely, 2^227193485618 is an apocalyptic number.

227193485618 is a deficient number, since it is larger than the sum of its proper divisors (144577672702).

227193485618 is a wasteful number, since it uses less digits than its factorization.

227193485618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10326976632.

The product of its digits is 5806080, while the sum is 56.

The spelling of 227193485618 in words is "two hundred twenty-seven billion, one hundred ninety-three million, four hundred eighty-five thousand, six hundred eighteen".