1266416870732 has 12 divisors (see below), whose sum is σ = 2386708718016. Its totient is φ = 584500094160.

The previous prime is 1266416870717. The next prime is 1266416870737. The reversal of 1266416870732 is 2370786146621.

It is not an unprimeable number, because it can be changed into a prime (1266416870737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12177085244 + ... + 12177085347.

It is an arithmetic number, because the mean of its divisors is an integer number (198892393168).

Almost surely, 2^{1266416870732} is an apocalyptic number.

It is an amenable number.

1266416870732 is a deficient number, since it is larger than the sum of its proper divisors (1120291847284).

1266416870732 is a wasteful number, since it uses less digits than its factorization.

1266416870732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24354170608 (or 24354170606 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 1266416870732 in words is "one trillion, two hundred sixty-six billion, four hundred sixteen million, eight hundred seventy thousand, seven hundred thirty-two".