20266848060263 has 12 divisors (see below), whose sum is σ = 23576379764112. Its totient is φ = 17371098803520.

The previous prime is 20266848060257. The next prime is 20266848060301. The reversal of 20266848060263 is 36206084866202.

It is not a de Polignac number, because 20266848060263 - 2⁴ = 20266848060247 is a prime.

It is a super-2 number, since 2×20266848060263² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20266848080263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3999170 + ... + 7518447.

It is an arithmetic number, because the mean of its divisors is an integer number (1964698313676).

Almost surely, 2^{20266848060263} is an apocalyptic number.

20266848060263 is a deficient number, since it is larger than the sum of its proper divisors (3309531703849).

20266848060263 is a wasteful number, since it uses less digits than its factorization.

20266848060263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11553542 (or 11553535 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 53.

The spelling of 20266848060263 in words is "twenty trillion, two hundred sixty-six billion, eight hundred forty-eight million, sixty thousand, two hundred sixty-three".