4400432612666 has 8 divisors (see below), whose sum is σ = 6615548805024. Its totient is φ = 2195249677660.

The previous prime is 4400432612651. The next prime is 4400432612677. The reversal of 4400432612666 is 6662162340044.

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

It is a super-2 number, since 2×4400432612666² (a number of 26 digits) contains 22 as substring.

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, 2483313230 + ... + 2483315001.

It is an arithmetic number, because the mean of its divisors is an integer number (826943600628).

Almost surely, 2^{4400432612666} is an apocalyptic number.

4400432612666 is a deficient number, since it is larger than the sum of its proper divisors (2215116192358).

4400432612666 is a wasteful number, since it uses less digits than its factorization.

4400432612666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4966628676.

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

The spelling of 4400432612666 in words is "four trillion, four hundred billion, four hundred thirty-two million, six hundred twelve thousand, six hundred sixty-six".