206244202442 has 8 divisors (see below), whose sum is σ = 310342223556. Its totient is φ = 102796794592.

The previous prime is 206244202387. The next prime is 206244202469. The reversal of 206244202442 is 244202442602.

It can be written as a sum of positive squares in 2 ways, for example, as 204232590241 + 2011612201 = 451921^2 + 44851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 206244202399 and 206244202408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162652523 + ... + 162653790.

Almost surely, 2^206244202442 is an apocalyptic number.

206244202442 is a deficient number, since it is larger than the sum of its proper divisors (104098021114).

206244202442 is a wasteful number, since it uses less digits than its factorization.

206244202442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325306632.

The product of its (nonzero) digits is 49152, while the sum is 32.

The spelling of 206244202442 in words is "two hundred six billion, two hundred forty-four million, two hundred two thousand, four hundred forty-two".