226420084178 has 18 divisors (see below), whose sum is σ = 355062947589. Its totient is φ = 108280464072.

The previous prime is 226420084133. The next prime is 226420084229. The reversal of 226420084178 is 871480024622.

226420084178 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 199895727409 + 26524356769 = 447097^2 + 162863^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=336467.

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, 15470168 + ... + 15484796.

Almost surely, 2^226420084178 is an apocalyptic number.

226420084178 is a deficient number, since it is larger than the sum of its proper divisors (128642863411).

226420084178 is an frugal number, since it uses more digits than its factorization.

226420084178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29306 (or 14654 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 44.

The spelling of 226420084178 in words is "two hundred twenty-six billion, four hundred twenty million, eighty-four thousand, one hundred seventy-eight".