66941548 has 6 divisors (see below), whose sum is σ = 117147716. Its totient is φ = 33470772.

The previous prime is 66941531. The next prime is 66941549. The reversal of 66941548 is 84514966.

It is not an unprimeable number, because it can be changed into a prime (66941549) 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, 8367690 + ... + 8367697.

Almost surely, 2^66941548 is an apocalyptic number.

It is an amenable number.

66941548 is a deficient number, since it is larger than the sum of its proper divisors (50206168).

66941548 is a wasteful number, since it uses less digits than its factorization.

66941548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16735391 (or 16735389 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The square root of 66941548 is about 8181.7814686045. The cubic root of 66941548 is about 406.0366634366.

The spelling of 66941548 in words is "sixty-six million, nine hundred forty-one thousand, five hundred forty-eight".