2066446426 has 8 divisors (see below), whose sum is σ = 3381457824. Its totient is φ = 939293820.

The previous prime is 2066446397. The next prime is 2066446439. The reversal of 2066446426 is 6246446602.

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

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, 46964670 + ... + 46964713.

It is an arithmetic number, because the mean of its divisors is an integer number (422682228).

Almost surely, 2^2066446426 is an apocalyptic number.

2066446426 is a deficient number, since it is larger than the sum of its proper divisors (1315011398).

2066446426 is a wasteful number, since it uses less digits than its factorization.

2066446426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93929396.

The product of its (nonzero) digits is 331776, while the sum is 40.

The square root of 2066446426 is about 45458.1832677022. The cubic root of 2066446426 is about 1273.7221956042.

The spelling of 2066446426 in words is "two billion, sixty-six million, four hundred forty-six thousand, four hundred twenty-six".