66267201622 has 8 divisors (see below), whose sum is σ = 102828416400. Its totient is φ = 31991062824.

The previous prime is 66267201551. The next prime is 66267201629. The reversal of 66267201622 is 22610276266.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66267201629) 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 3 ways as a sum of consecutive naturals, for example, 571268922 + ... + 571269037.

It is an arithmetic number, because the mean of its divisors is an integer number (12853552050).

Almost surely, 2^66267201622 is an apocalyptic number.

66267201622 is a deficient number, since it is larger than the sum of its proper divisors (36561214778).

66267201622 is a wasteful number, since it uses less digits than its factorization.

66267201622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142537990.

The product of its (nonzero) digits is 145152, while the sum is 40.

Adding to 66267201622 its reverse (22610276266), we get a palindrome (88877477888).

The spelling of 66267201622 in words is "sixty-six billion, two hundred sixty-seven million, two hundred one thousand, six hundred twenty-two".