66222126044 has 12 divisors (see below), whose sum is σ = 117852936600. Its totient is φ = 32549858448.

The previous prime is 66222126041. The next prime is 66222126053. The reversal of 66222126044 is 44062122266.

It is a junction number, because it is equal to n+sod(n) for n = 66222125995 and 66222126013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66222126041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140300879 + ... + 140301350.

It is an arithmetic number, because the mean of its divisors is an integer number (9821078050).

Almost surely, 2^66222126044 is an apocalyptic number.

It is an amenable number.

66222126044 is a deficient number, since it is larger than the sum of its proper divisors (51630810556).

66222126044 is a wasteful number, since it uses less digits than its factorization.

66222126044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280602292 (or 280602290 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 66222126044 in words is "sixty-six billion, two hundred twenty-two million, one hundred twenty-six thousand, forty-four".