2666242228446 has 12 divisors (see below), whose sum is σ = 5776858161672. Its totient is φ = 888747409476.

The previous prime is 2666242228421. The next prime is 2666242228511. The reversal of 2666242228446 is 6448222426662.

2666242228446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2666242228392 and 2666242228401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74062284106 + ... + 74062284141.

It is an arithmetic number, because the mean of its divisors is an integer number (481404846806).

Almost surely, 2^{2666242228446} is an apocalyptic number.

2666242228446 is an abundant number, since it is smaller than the sum of its proper divisors (3110615933226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2666242228446 is a wasteful number, since it uses less digits than its factorization.

2666242228446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148124568255 (or 148124568252 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 54.

The spelling of 2666242228446 in words is "two trillion, six hundred sixty-six billion, two hundred forty-two million, two hundred twenty-eight thousand, four hundred forty-six".