1305266046066 has 12 divisors (see below), whose sum is σ = 2828076433182. Its totient is φ = 435088682016.

The previous prime is 1305266046037. The next prime is 1305266046079. The reversal of 1305266046066 is 6606406625031.

1305266046066 is a `hidden beast` number, since 1 + 3 + 0 + 526 + 6 + 0 + 4 + 60 + 66 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1246413712041 + 58852334025 = 1116429^2 + 242595^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36257390151 + ... + 36257390186.

Almost surely, 2^{1305266046066} is an apocalyptic number.

1305266046066 is an abundant number, since it is smaller than the sum of its proper divisors (1522810387116).

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

1305266046066 is a wasteful number, since it uses less digits than its factorization.

1305266046066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72514780345 (or 72514780342 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The spelling of 1305266046066 in words is "one trillion, three hundred five billion, two hundred sixty-six million, forty-six thousand, sixty-six".