20262668411 has 2 divisors, whose sum is σ = 20262668412. Its totient is φ = 20262668410.

The previous prime is 20262668383. The next prime is 20262668417. The reversal of 20262668411 is 11486626202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20262668411 - 2⁶ = 20262668347 is a prime.

It is a super-2 number, since 2×20262668411² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20262668417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10131334205 + 10131334206.

It is an arithmetic number, because the mean of its divisors is an integer number (10131334206).

Almost surely, 2^20262668411 is an apocalyptic number.

20262668411 is a deficient number, since it is larger than the sum of its proper divisors (1).

20262668411 is an equidigital number, since it uses as much as digits as its factorization.

20262668411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 20262668411 in words is "twenty billion, two hundred sixty-two million, six hundred sixty-eight thousand, four hundred eleven".