206644224404 has 24 divisors (see below), whose sum is σ = 387746432640. Its totient is φ = 96013397376.

The previous prime is 206644224373. The next prime is 206644224481. The reversal of 206644224404 is 404422446602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19228082 + ... + 19238825.

It is an arithmetic number, because the mean of its divisors is an integer number (16156101360).

Almost surely, 2^206644224404 is an apocalyptic number.

It is an amenable number.

206644224404 is a deficient number, since it is larger than the sum of its proper divisors (181102208236).

206644224404 is a wasteful number, since it uses less digits than its factorization.

206644224404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38467007 (or 38467005 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

The spelling of 206644224404 in words is "two hundred six billion, six hundred forty-four million, two hundred twenty-four thousand, four hundred four".