206352565355 has 4 divisors (see below), whose sum is σ = 247623078432. Its totient is φ = 165082052280.

The previous prime is 206352565339. The next prime is 206352565409. The reversal of 206352565355 is 553565253602.

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

It is not a de Polignac number, because 206352565355 - 2⁴ = 206352565339 is a prime.

It is a Duffinian number.

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, 20635256531 + ... + 20635256540.

It is an arithmetic number, because the mean of its divisors is an integer number (61905769608).

Almost surely, 2^206352565355 is an apocalyptic number.

206352565355 is a deficient number, since it is larger than the sum of its proper divisors (41270513077).

206352565355 is an equidigital number, since it uses as much as digits as its factorization.

206352565355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41270513076.

The product of its (nonzero) digits is 4050000, while the sum is 47.

The spelling of 206352565355 in words is "two hundred six billion, three hundred fifty-two million, five hundred sixty-five thousand, three hundred fifty-five".