206838452263 has 4 divisors (see below), whose sum is σ = 207126128160. Its totient is φ = 206550776368.

The previous prime is 206838452257. The next prime is 206838452287. The reversal of 206838452263 is 362254838602.

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

It is a cyclic number.

It is not a de Polignac number, because 206838452263 - 2⁵ = 206838452231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206838452663) 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, 143836870 + ... + 143838307.

It is an arithmetic number, because the mean of its divisors is an integer number (51781532040).

Almost surely, 2^206838452263 is an apocalyptic number.

206838452263 is a deficient number, since it is larger than the sum of its proper divisors (287675897).

206838452263 is an equidigital number, since it uses as much as digits as its factorization.

206838452263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287675896.

The product of its (nonzero) digits is 3317760, while the sum is 49.

The spelling of 206838452263 in words is "two hundred six billion, eight hundred thirty-eight million, four hundred fifty-two thousand, two hundred sixty-three".