2446161601666 has 8 divisors (see below), whose sum is σ = 3671534251404. Its totient is φ = 1222316851200.

The previous prime is 2446161601621. The next prime is 2446161601693. The reversal of 2446161601666 is 6661061616442.

It can be written as a sum of positive squares in 2 ways, for example, as 2142812907225 + 303348694441 = 1463835^2 + 550771^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381970815 + ... + 381977218.

Almost surely, 2^{2446161601666} is an apocalyptic number.

2446161601666 is a deficient number, since it is larger than the sum of its proper divisors (1225372649738).

2446161601666 is a wasteful number, since it uses less digits than its factorization.

2446161601666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763949636.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 2446161601666 in words is "two trillion, four hundred forty-six billion, one hundred sixty-one million, six hundred one thousand, six hundred sixty-six".