2666086198 has 8 divisors (see below), whose sum is σ = 4021224480. Its totient is φ = 1325678040.

The previous prime is 2666086187. The next prime is 2666086201. The reversal of 2666086198 is 8916806662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3682078 + ... + 3682801.

It is an arithmetic number, because the mean of its divisors is an integer number (502653060).

Almost surely, 2^2666086198 is an apocalyptic number.

2666086198 is a deficient number, since it is larger than the sum of its proper divisors (1355138282).

2666086198 is a wasteful number, since it uses less digits than its factorization.

2666086198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7365062.

The product of its (nonzero) digits is 1492992, while the sum is 52.

The square root of 2666086198 is about 51634.1572798472. The cubic root of 2666086198 is about 1386.6219227760.

The spelling of 2666086198 in words is "two billion, six hundred sixty-six million, eighty-six thousand, one hundred ninety-eight".