206261426224 has 160 divisors (see below), whose sum is σ = 488741147136. Its totient is φ = 82315284480.

The previous prime is 206261426209. The next prime is 206261426237. The reversal of 206261426224 is 422624162602.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99020287 + ... + 99022369.

Almost surely, 2^206261426224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206261426224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244370573568).

206261426224 is an abundant number, since it is smaller than the sum of its proper divisors (282479720912).

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

206261426224 is a wasteful number, since it uses less digits than its factorization.

206261426224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643 (or 2637 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

Adding to 206261426224 its reverse (422624162602), we get a palindrome (628885588826).

The spelling of 206261426224 in words is "two hundred six billion, two hundred sixty-one million, four hundred twenty-six thousand, two hundred twenty-four".