226515206403 has 16 divisors (see below), whose sum is σ = 338139753600. Its totient is φ = 149857386120.

The previous prime is 226515206329. The next prime is 226515206429. The reversal of 226515206403 is 304602515622.

226515206403 is a `hidden beast` number, since 2 + 2 + 6 + 5 + 1 + 5 + 2 + 0 + 640 + 3 = 666.

226515206403 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 226515206403 - 2²⁶ = 226448097539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226515206443) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 32017273 + ... + 32024346.

It is an arithmetic number, because the mean of its divisors is an integer number (21133734600).

Almost surely, 2^226515206403 is an apocalyptic number.

226515206403 is a deficient number, since it is larger than the sum of its proper divisors (111624547197).

226515206403 is a wasteful number, since it uses less digits than its factorization.

226515206403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64041759 (or 64041753 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 226515206403 in words is "two hundred twenty-six billion, five hundred fifteen million, two hundred six thousand, four hundred three".