206424344026 has 4 divisors (see below), whose sum is σ = 309636516042. Its totient is φ = 103212172012.

The previous prime is 206424344011. The next prime is 206424344029. The reversal of 206424344026 is 620443424602.

206424344026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 163575758025 + 42848586001 = 404445^2 + 206999^2 .

It is a super-2 number, since 2×206424344026² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (206424344029) 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 as a sum of consecutive naturals, namely, 51606086005 + ... + 51606086008.

Almost surely, 2^206424344026 is an apocalyptic number.

206424344026 is a deficient number, since it is larger than the sum of its proper divisors (103212172016).

206424344026 is a wasteful number, since it uses less digits than its factorization.

206424344026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103212172015.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 206424344026 its reverse (620443424602), we get a palindrome (826867768628).

The spelling of 206424344026 in words is "two hundred six billion, four hundred twenty-four million, three hundred forty-four thousand, twenty-six".