2046666265256 has 8 divisors (see below), whose sum is σ = 3837499247370. Its totient is φ = 1023333132624.

The previous prime is 2046666265187. The next prime is 2046666265289. The reversal of 2046666265256 is 6525626666402.

It can be written as a sum of positive squares in only one way, i.e., 2028772922500 + 17893342756 = 1424350^2 + 133766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 127916641571 + ... + 127916641586.

Almost surely, 2^{2046666265256} is an apocalyptic number.

It is an amenable number.

2046666265256 is a deficient number, since it is larger than the sum of its proper divisors (1790832982114).

2046666265256 is a wasteful number, since it uses less digits than its factorization.

2046666265256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255833283163 (or 255833283159 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 56.

The spelling of 2046666265256 in words is "two trillion, forty-six billion, six hundred sixty-six million, two hundred sixty-five thousand, two hundred fifty-six".