2126539866796 has 96 divisors (see below), whose sum is σ = 4069236326400. Its totient is φ = 968539057920.

The previous prime is 2126539866757. The next prime is 2126539866797. The reversal of 2126539866796 is 6976689356212.

It is not an unprimeable number, because it can be changed into a prime (2126539866797) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 694719106 + ... + 694722166.

It is an arithmetic number, because the mean of its divisors is an integer number (42387878400).

Almost surely, 2^{2126539866796} is an apocalyptic number.

It is an amenable number.

2126539866796 is a deficient number, since it is larger than the sum of its proper divisors (1942696459604).

2126539866796 is a wasteful number, since it uses less digits than its factorization.

2126539866796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4319 (or 4317 counting only the distinct ones).

The product of its digits is 352719360, while the sum is 70.

The spelling of 2126539866796 in words is "two trillion, one hundred twenty-six billion, five hundred thirty-nine million, eight hundred sixty-six thousand, seven hundred ninety-six".