206432501226 has 32 divisors (see below), whose sum is σ = 471928457088. Its totient is φ = 58970372160.

The previous prime is 206432501221. The next prime is 206432501239. The reversal of 206432501226 is 622105234602.

It is a happy number.

206432501226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×206432501226² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (206432501221) 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, 186945 + ... + 669188.

It is an arithmetic number, because the mean of its divisors is an integer number (14747764284).

Almost surely, 2^206432501226 is an apocalyptic number.

206432501226 is an abundant number, since it is smaller than the sum of its proper divisors (265495955862).

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

206432501226 is a wasteful number, since it uses less digits than its factorization.

206432501226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861886.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 206432501226 its reverse (622105234602), we get a palindrome (828537735828).

The spelling of 206432501226 in words is "two hundred six billion, four hundred thirty-two million, five hundred one thousand, two hundred twenty-six".