66112463 has 2 divisors, whose sum is σ = 66112464. Its totient is φ = 66112462.

The previous prime is 66112447. The next prime is 66112531. The reversal of 66112463 is 36421166.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66112463 - 2⁴ = 66112447 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66112433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33056231 + 33056232.

It is an arithmetic number, because the mean of its divisors is an integer number (33056232).

Almost surely, 2^66112463 is an apocalyptic number.

66112463 is a deficient number, since it is larger than the sum of its proper divisors (1).

66112463 is an equidigital number, since it uses as much as digits as its factorization.

66112463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 66112463 is about 8130.9570777369. The cubic root of 66112463 is about 404.3534121999.

The spelling of 66112463 in words is "sixty-six million, one hundred twelve thousand, four hundred sixty-three".