6466066442 has 32 divisors (see below), whose sum is σ = 10647417600. Its totient is φ = 2920680000.

The previous prime is 6466066423. The next prime is 6466066457. The reversal of 6466066442 is 2446606646.

It is a junction number, because it is equal to n+sod(n) for n = 6466066393 and 6466066402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3782684 + ... + 3784392.

It is an arithmetic number, because the mean of its divisors is an integer number (332731800).

Almost surely, 2^6466066442 is an apocalyptic number.

6466066442 is a deficient number, since it is larger than the sum of its proper divisors (4181351158).

6466066442 is a wasteful number, since it uses less digits than its factorization.

6466066442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2702.

The product of its (nonzero) digits is 995328, while the sum is 44.

The square root of 6466066442 is about 80411.8551085597. The cubic root of 6466066442 is about 1863.0022852736.

It can be divided in two parts, 646606644 and 2, that added together give a palindrome (646606646).

The spelling of 6466066442 in words is "six billion, four hundred sixty-six million, sixty-six thousand, four hundred forty-two".