20026136027 has 2 divisors, whose sum is σ = 20026136028. Its totient is φ = 20026136026.

The previous prime is 20026136023. The next prime is 20026136033. The reversal of 20026136027 is 72063162002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20026136027 - 2² = 20026136023 is a prime.

It is a super-2 number, since 2×20026136027² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20026136023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10013068013 + 10013068014.

It is an arithmetic number, because the mean of its divisors is an integer number (10013068014).

Almost surely, 2^20026136027 is an apocalyptic number.

20026136027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20026136027 is an equidigital number, since it uses as much as digits as its factorization.

20026136027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

Adding to 20026136027 its reverse (72063162002), we get a palindrome (92089298029).

The spelling of 20026136027 in words is "twenty billion, twenty-six million, one hundred thirty-six thousand, twenty-seven".