1668122583126 has 16 divisors (see below), whose sum is σ = 3336264234864. Its totient is φ = 556037682944.

The previous prime is 1668122583119. The next prime is 1668122583157. The reversal of 1668122583126 is 6213852218661.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506626 + ... + 1895498.

It is an arithmetic number, because the mean of its divisors is an integer number (208516514679).

Almost surely, 2^{1668122583126} is an apocalyptic number.

1668122583126 is an abundant number, since it is smaller than the sum of its proper divisors (1668141651738).

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

1668122583126 is a wasteful number, since it uses less digits than its factorization.

1668122583126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589055.

The product of its digits is 1658880, while the sum is 51.

The spelling of 1668122583126 in words is "one trillion, six hundred sixty-eight billion, one hundred twenty-two million, five hundred eighty-three thousand, one hundred twenty-six".