20852747263 has 2 divisors, whose sum is σ = 20852747264. Its totient is φ = 20852747262.

The previous prime is 20852747257. The next prime is 20852747291. The reversal of 20852747263 is 36274725802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20852747263 - 2³³ = 12262812671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20852747963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10426373631 + 10426373632.

It is an arithmetic number, because the mean of its divisors is an integer number (10426373632).

Almost surely, 2^20852747263 is an apocalyptic number.

20852747263 is a deficient number, since it is larger than the sum of its proper divisors (1).

20852747263 is an equidigital number, since it uses as much as digits as its factorization.

20852747263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1128960, while the sum is 46.

The spelling of 20852747263 in words is "twenty billion, eight hundred fifty-two million, seven hundred forty-seven thousand, two hundred sixty-three".