20852967438763 has 2 divisors, whose sum is σ = 20852967438764. Its totient is φ = 20852967438762.

The previous prime is 20852967438691. The next prime is 20852967438791. The reversal of 20852967438763 is 36783476925802.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20852967438763 - 2¹⁷ = 20852967307691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20852967438692 and 20852967438701.

It is not a weakly prime, because it can be changed into another prime (20852967439763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10426483719381 + 10426483719382.

It is an arithmetic number, because the mean of its divisors is an integer number (10426483719382).

Almost surely, 2^{20852967438763} is an apocalyptic number.

20852967438763 is a deficient number, since it is larger than the sum of its proper divisors (1).

20852967438763 is an equidigital number, since it uses as much as digits as its factorization.

20852967438763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 731566080, while the sum is 70.

The spelling of 20852967438763 in words is "twenty trillion, eight hundred fifty-two billion, nine hundred sixty-seven million, four hundred thirty-eight thousand, seven hundred sixty-three".