66332043 has 6 divisors (see below), whose sum is σ = 95812964. Its totient is φ = 44221356.

The previous prime is 66332041. The next prime is 66332089. The reversal of 66332043 is 34023366.

66332043 is a `hidden beast` number, since 6 + 633 + 20 + 4 + 3 = 666.

It is not a de Polignac number, because 66332043 - 2¹ = 66332041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66331998 and 66332016.

It is not an unprimeable number, because it can be changed into a prime (66332041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3685105 + ... + 3685122.

Almost surely, 2^66332043 is an apocalyptic number.

66332043 is a deficient number, since it is larger than the sum of its proper divisors (29480921).

66332043 is a wasteful number, since it uses less digits than its factorization.

66332043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7370233 (or 7370230 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 66332043 is about 8144.4486001202. The cubic root of 66332043 is about 404.8005785474.

The spelling of 66332043 in words is "sixty-six million, three hundred thirty-two thousand, forty-three".