28433408226 has 16 divisors (see below), whose sum is σ = 56881981728. Its totient is φ = 9475275200.

The previous prime is 28433408183. The next prime is 28433408281. The reversal of 28433408226 is 62280433482.

It is a happy number.

28433408226 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607440 + ... + 652571.

It is an arithmetic number, because the mean of its divisors is an integer number (3555123858).

Almost surely, 2^28433408226 is an apocalyptic number.

28433408226 is an abundant number, since it is smaller than the sum of its proper divisors (28448573502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28433408226 is a wasteful number, since it uses less digits than its factorization.

28433408226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263777.

The product of its (nonzero) digits is 442368, while the sum is 42.

The spelling of 28433408226 in words is "twenty-eight billion, four hundred thirty-three million, four hundred eight thousand, two hundred twenty-six".