16611466126441 has 8 divisors (see below), whose sum is σ = 17016684182568. Its totient is φ = 16206250944000.

The previous prime is 16611466126439. The next prime is 16611466126481. The reversal of 16611466126441 is 14462166411661.

It can be written as a sum of positive squares in 4 ways, for example, as 1092869523216 + 15518596603225 = 1045404^2 + 3939365^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 16611466126441 - 2¹ = 16611466126439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16611466126421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15272421 + ... + 16323901.

It is an arithmetic number, because the mean of its divisors is an integer number (2127085522821).

Almost surely, 2^{16611466126441} is an apocalyptic number.

It is an amenable number.

16611466126441 is a deficient number, since it is larger than the sum of its proper divisors (405218056127).

16611466126441 is a wasteful number, since it uses less digits than its factorization.

16611466126441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436843.

The product of its digits is 995328, while the sum is 49.

It can be divided in two parts, 166114661264 and 41, that multiplied together give a square (6810701111824 = 2609732²).

The spelling of 16611466126441 in words is "sixteen trillion, six hundred eleven billion, four hundred sixty-six million, one hundred twenty-six thousand, four hundred forty-one".