2126266626212 has 12 divisors (see below), whose sum is σ = 3755103904860. Its totient is φ = 1053379796256.

The previous prime is 2126266626199. The next prime is 2126266626223.

2126266626212 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 640729807936 + 1485536818276 = 800456^2 + 1218826^2 .

It is a super-3 number, since 3×2126266626212³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2438378723 + ... + 2438379594.

It is an arithmetic number, because the mean of its divisors is an integer number (312925325405).

Almost surely, 2^{2126266626212} is an apocalyptic number.

It is an amenable number.

2126266626212 is a deficient number, since it is larger than the sum of its proper divisors (1628837278648).

2126266626212 is a wasteful number, since it uses less digits than its factorization.

2126266626212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4876758430 (or 4876758428 counting only the distinct ones).

The product of its digits is 497664, while the sum is 44.

The spelling of 2126266626212 in words is "two trillion, one hundred twenty-six billion, two hundred sixty-six million, six hundred twenty-six thousand, two hundred twelve".