20675902187027 has 2 divisors, whose sum is σ = 20675902187028. Its totient is φ = 20675902187026.

The previous prime is 20675902186999. The next prime is 20675902187053. The reversal of 20675902187027 is 72078120957602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20675902187027 - 2¹⁸ = 20675901924883 is a prime.

It is not a weakly prime, because it can be changed into another prime (20675902187527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10337951093513 + 10337951093514.

It is an arithmetic number, because the mean of its divisors is an integer number (10337951093514).

Almost surely, 2^{20675902187027} is an apocalyptic number.

20675902187027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20675902187027 is an equidigital number, since it uses as much as digits as its factorization.

20675902187027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5927040, while the sum is 56.

The spelling of 20675902187027 in words is "twenty trillion, six hundred seventy-five billion, nine hundred two million, one hundred eighty-seven thousand, twenty-seven".