42727500163 has 2 divisors, whose sum is σ = 42727500164. Its totient is φ = 42727500162.

The previous prime is 42727500121. The next prime is 42727500173. The reversal of 42727500163 is 36100572724.

It is a happy number.

42727500163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42727500163 is a prime.

It is not a weakly prime, because it can be changed into another prime (42727500173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21363750081 + 21363750082.

It is an arithmetic number, because the mean of its divisors is an integer number (21363750082).

Almost surely, 2^42727500163 is an apocalyptic number.

42727500163 is a deficient number, since it is larger than the sum of its proper divisors (1).

42727500163 is an equidigital number, since it uses as much as digits as its factorization.

42727500163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 42727500163 in words is "forty-two billion, seven hundred twenty-seven million, five hundred thousand, one hundred sixty-three".