2126796990268 has 6 divisors (see below), whose sum is σ = 3721894732976. Its totient is φ = 1063398495132.

The previous prime is 2126796990229. The next prime is 2126796990313. The reversal of 2126796990268 is 8620996976212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265849623780 + ... + 265849623787.

Almost surely, 2^{2126796990268} is an apocalyptic number.

It is an amenable number.

2126796990268 is a deficient number, since it is larger than the sum of its proper divisors (1595097742708).

2126796990268 is a wasteful number, since it uses less digits than its factorization.

2126796990268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531699247571 (or 531699247569 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 67.

The spelling of 2126796990268 in words is "two trillion, one hundred twenty-six billion, seven hundred ninety-six million, nine hundred ninety thousand, two hundred sixty-eight".