206295048961 has 4 divisors (see below), whose sum is σ = 206517111300. Its totient is φ = 206072986624.

The previous prime is 206295048901. The next prime is 206295048979. The reversal of 206295048961 is 169840592602.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19471411600 + 186823637361 = 139540^2 + 432231^2 .

It is a cyclic number.

It is not a de Polignac number, because 206295048961 - 2¹¹ = 206295046913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 206295048899 and 206295048908.

It is not an unprimeable number, because it can be changed into a prime (206295048901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111029776 + ... + 111031633.

It is an arithmetic number, because the mean of its divisors is an integer number (51629277825).

Almost surely, 2^206295048961 is an apocalyptic number.

It is an amenable number.

206295048961 is a deficient number, since it is larger than the sum of its proper divisors (222062339).

206295048961 is an equidigital number, since it uses as much as digits as its factorization.

206295048961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222062338.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 206295048961 in words is "two hundred six billion, two hundred ninety-five million, forty-eight thousand, nine hundred sixty-one".