2666770017 has 16 divisors (see below), whose sum is σ = 3572134080. Its totient is φ = 1769644800.

The previous prime is 2666769977. The next prime is 2666770021. The reversal of 2666770017 is 7100776662.

It is not a de Polignac number, because 2666770017 - 2³⁰ = 1593028193 is a prime.

It is a super-2 number, since 2×2666770017² = 14223324647140360578, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2666770217) by changing a digit.

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, 753909 + ... + 757437.

It is an arithmetic number, because the mean of its divisors is an integer number (223258380).

Almost surely, 2^2666770017 is an apocalyptic number.

It is an amenable number.

2666770017 is a deficient number, since it is larger than the sum of its proper divisors (905364063).

2666770017 is a wasteful number, since it uses less digits than its factorization.

2666770017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4624.

The product of its (nonzero) digits is 148176, while the sum is 42.

The square root of 2666770017 is about 51640.7786250362. The cubic root of 2666770017 is about 1386.7404632495.

The spelling of 2666770017 in words is "two billion, six hundred sixty-six million, seven hundred seventy thousand, seventeen".