66476411 has 2 divisors, whose sum is σ = 66476412. Its totient is φ = 66476410.

The previous prime is 66476393. The next prime is 66476419. The reversal of 66476411 is 11467466.

66476411 is nontrivially palindromic in base 8.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66476411 - 2¹⁴ = 66460027 is a prime.

It is a super-2 number, since 2×66476411² = 8838226438881842, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (66476419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33238205 + 33238206.

It is an arithmetic number, because the mean of its divisors is an integer number (33238206).

Almost surely, 2^66476411 is an apocalyptic number.

66476411 is a deficient number, since it is larger than the sum of its proper divisors (1).

66476411 is an equidigital number, since it uses as much as digits as its factorization.

66476411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 35.

The square root of 66476411 is about 8153.3067524778. The cubic root of 66476411 is about 405.0940410589.

The spelling of 66476411 in words is "sixty-six million, four hundred seventy-six thousand, four hundred eleven".