228511163338 has 8 divisors (see below), whose sum is σ = 343464845760. Its totient is φ = 114022881420.

The previous prime is 228511163317. The next prime is 228511163389. The reversal of 228511163338 is 833361115822.

228511163338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×228511163338² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 228511163294 and 228511163303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116348898 + ... + 116350861.

It is an arithmetic number, because the mean of its divisors is an integer number (42933105720).

Almost surely, 2^228511163338 is an apocalyptic number.

228511163338 is a deficient number, since it is larger than the sum of its proper divisors (114953682422).

228511163338 is a wasteful number, since it uses less digits than its factorization.

228511163338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232700252.

The product of its digits is 207360, while the sum is 43.

The spelling of 228511163338 in words is "two hundred twenty-eight billion, five hundred eleven million, one hundred sixty-three thousand, three hundred thirty-eight".