1266080604 has 48 divisors (see below), whose sum is σ = 2978478720. Its totient is φ = 418570560.

The previous prime is 1266080597. The next prime is 1266080617. The reversal of 1266080604 is 4060806621.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1483842 + ... + 1484694.

It is an arithmetic number, because the mean of its divisors is an integer number (62051640).

Almost surely, 2^1266080604 is an apocalyptic number.

It is an amenable number.

1266080604 is an abundant number, since it is smaller than the sum of its proper divisors (1712398116).

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

1266080604 is a wasteful number, since it uses less digits than its factorization.

1266080604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730 (or 1728 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 1266080604 is about 35582.0264178419. The cubic root of 1266080604 is about 1081.8169586375.

The spelling of 1266080604 in words is "one billion, two hundred sixty-six million, eighty thousand, six hundred four".