2126666892218 has 16 divisors (see below), whose sum is σ = 3481909376256. Its totient is φ = 966136489440.

The previous prime is 2126666892199. The next prime is 2126666892239. The reversal of 2126666892218 is 8122986666212.

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, 26472971 + ... + 26553182.

It is an arithmetic number, because the mean of its divisors is an integer number (217619336016).

Almost surely, 2^{2126666892218} is an apocalyptic number.

2126666892218 is a deficient number, since it is larger than the sum of its proper divisors (1355242484038).

2126666892218 is a wasteful number, since it uses less digits than its factorization.

2126666892218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53027989.

The product of its digits is 11943936, while the sum is 59.

The spelling of 2126666892218 in words is "two trillion, one hundred twenty-six billion, six hundred sixty-six million, eight hundred ninety-two thousand, two hundred eighteen".