66110423324444 has 12 divisors (see below), whose sum is σ = 115693328914968. Its totient is φ = 33055186491600.

The previous prime is 66110423324423. The next prime is 66110423324537. The reversal of 66110423324444 is 44442332401166.

It is a junction number, because it is equal to n+sod(n) for n = 66110423324395 and 66110423324404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410279 + ... + 11506049.

It is an arithmetic number, because the mean of its divisors is an integer number (9641110742914).

Almost surely, 2^{66110423324444} is an apocalyptic number.

It is an amenable number.

66110423324444 is a deficient number, since it is larger than the sum of its proper divisors (49582905590524).

66110423324444 is a wasteful number, since it uses less digits than its factorization.

66110423324444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12585316 (or 12585314 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 66110423324444 in words is "sixty-six trillion, one hundred ten billion, four hundred twenty-three million, three hundred twenty-four thousand, four hundred forty-four".