228196798065 has 48 divisors (see below), whose sum is σ = 396938880000. Its totient is φ = 121275662976.

The previous prime is 228196798031. The next prime is 228196798097. The reversal of 228196798065 is 560897691822.

228196798065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 228196798065 - 2¹¹ = 228196796017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 228196797993 and 228196798011.

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 47 ways as a sum of consecutive naturals, for example, 15006336 + ... + 15021534.

It is an arithmetic number, because the mean of its divisors is an integer number (8269560000).

Almost surely, 2^228196798065 is an apocalyptic number.

It is an amenable number.

228196798065 is a deficient number, since it is larger than the sum of its proper divisors (168742081935).

228196798065 is a wasteful number, since it uses less digits than its factorization.

228196798065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16366 (or 16363 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 63.

The spelling of 228196798065 in words is "two hundred twenty-eight billion, one hundred ninety-six million, seven hundred ninety-eight thousand, sixty-five".