1266647822883 has 12 divisors (see below), whose sum is σ = 1897365463448. Its totient is φ = 844431881760.

The previous prime is 1266647822873. The next prime is 1266647822927. The reversal of 1266647822883 is 3882287466621.

It is not a de Polignac number, because 1266647822883 - 2²⁶ = 1266580714019 is a prime.

It is a super-3 number, since 3×1266647822883³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1266647822883.

It is not an unprimeable number, because it can be changed into a prime (1266647822813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2606270998 + ... + 2606271483.

Almost surely, 2^{1266647822883} is an apocalyptic number.

1266647822883 is a deficient number, since it is larger than the sum of its proper divisors (630717640565).

1266647822883 is an frugal number, since it uses more digits than its factorization.

1266647822883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212542496 (or 5212542484 counting only the distinct ones).

The product of its digits is 74317824, while the sum is 63.

The spelling of 1266647822883 in words is "one trillion, two hundred sixty-six billion, six hundred forty-seven million, eight hundred twenty-two thousand, eight hundred eighty-three".