66622032041 has 8 divisors (see below), whose sum is σ = 70186293120. Its totient is φ = 63063554832.

The previous prime is 66622032011. The next prime is 66622032067. The reversal of 66622032041 is 14023022666.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66622032041 - 2⁶ = 66622031977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66622031989 and 66622032007.

It is not an unprimeable number, because it can be changed into a prime (66622032011) 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, 1422305 + ... + 1468398.

It is an arithmetic number, because the mean of its divisors is an integer number (8773286640).

Almost surely, 2^66622032041 is an apocalyptic number.

It is an amenable number.

66622032041 is a deficient number, since it is larger than the sum of its proper divisors (3564261079).

66622032041 is a wasteful number, since it uses less digits than its factorization.

66622032041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891935.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 66622032041 in words is "sixty-six billion, six hundred twenty-two million, thirty-two thousand, forty-one".