2442881455666 has 32 divisors (see below), whose sum is σ = 3709560888000. Its totient is φ = 1206434658240.

The previous prime is 2442881455639. The next prime is 2442881455673. The reversal of 2442881455666 is 6665541882442.

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 15 ways as a sum of consecutive naturals, for example, 219460921 + ... + 219472051.

It is an arithmetic number, because the mean of its divisors is an integer number (115923777750).

Almost surely, 2^{2442881455666} is an apocalyptic number.

2442881455666 is a deficient number, since it is larger than the sum of its proper divisors (1266679432334).

2442881455666 is a wasteful number, since it uses less digits than its factorization.

2442881455666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14314.

The product of its digits is 88473600, while the sum is 61.

The spelling of 2442881455666 in words is "two trillion, four hundred forty-two billion, eight hundred eighty-one million, four hundred fifty-five thousand, six hundred sixty-six".