66124163241 has 8 divisors (see below), whose sum is σ = 97961723360. Its totient is φ = 44082775476.

The previous prime is 66124163233. The next prime is 66124163243. The reversal of 66124163241 is 14236142166.

66124163241 is a `hidden beast` number, since 6 + 6 + 12 + 4 + 1 + 632 + 4 + 1 = 666.

It is not a de Polignac number, because 66124163241 - 2³ = 66124163233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66124163196 and 66124163205.

It is not an unprimeable number, because it can be changed into a prime (66124163243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1224521515 + ... + 1224521568.

It is an arithmetic number, because the mean of its divisors is an integer number (12245215420).

Almost surely, 2^66124163241 is an apocalyptic number.

It is an amenable number.

66124163241 is a deficient number, since it is larger than the sum of its proper divisors (31837560119).

66124163241 is a wasteful number, since it uses less digits than its factorization.

66124163241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2449043092 (or 2449043086 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The spelling of 66124163241 in words is "sixty-six billion, one hundred twenty-four million, one hundred sixty-three thousand, two hundred forty-one".