20466081127 has 2 divisors, whose sum is σ = 20466081128. Its totient is φ = 20466081126.

The previous prime is 20466081089. The next prime is 20466081143. The reversal of 20466081127 is 72118066402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20466081127 - 2¹¹ = 20466079079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20466081187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10233040563 + 10233040564.

It is an arithmetic number, because the mean of its divisors is an integer number (10233040564).

Almost surely, 2^20466081127 is an apocalyptic number.

20466081127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20466081127 is an equidigital number, since it uses as much as digits as its factorization.

20466081127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 20466081127 in words is "twenty billion, four hundred sixty-six million, eighty-one thousand, one hundred twenty-seven".