1266456503106 has 48 divisors (see below), whose sum is σ = 2940679295424. Its totient is φ = 392884268832.

The previous prime is 1266456503099. The next prime is 1266456503153. The reversal of 1266456503106 is 6013056546621.

1266456503106 is a `hidden beast` number, since 1 + 26 + 64 + 56 + 503 + 10 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41323516 + ... + 41354151.

It is an arithmetic number, because the mean of its divisors is an integer number (61264151988).

Almost surely, 2^{1266456503106} is an apocalyptic number.

1266456503106 is an abundant number, since it is smaller than the sum of its proper divisors (1674222792318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1266456503106 is a wasteful number, since it uses less digits than its factorization.

1266456503106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82677735 (or 82677732 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 1266456503106 in words is "one trillion, two hundred sixty-six billion, four hundred fifty-six million, five hundred three thousand, one hundred six".