427187869067 has 2 divisors, whose sum is σ = 427187869068. Its totient is φ = 427187869066.

The previous prime is 427187869061. The next prime is 427187869127. The reversal of 427187869067 is 760968781724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 427187869067 - 2⁴ = 427187869051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 427187868994 and 427187869012.

It is not a weakly prime, because it can be changed into another prime (427187869061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213593934533 + 213593934534.

It is an arithmetic number, because the mean of its divisors is an integer number (213593934534).

Almost surely, 2^427187869067 is an apocalyptic number.

427187869067 is a deficient number, since it is larger than the sum of its proper divisors (1).

427187869067 is an equidigital number, since it uses as much as digits as its factorization.

427187869067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56899584, while the sum is 65.

The spelling of 427187869067 in words is "four hundred twenty-seven billion, one hundred eighty-seven million, eight hundred sixty-nine thousand, sixty-seven".