2148273566668 has 12 divisors (see below), whose sum is σ = 3759491021832. Its totient is φ = 1074133274720.

The previous prime is 2148273566629. The next prime is 2148273566683. The reversal of 2148273566668 is 8666653728412.

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, 901008 + ... + 2260168.

It is an arithmetic number, because the mean of its divisors is an integer number (313290918486).

Almost surely, 2^{2148273566668} is an apocalyptic number.

It is an amenable number.

2148273566668 is a deficient number, since it is larger than the sum of its proper divisors (1611217455164).

2148273566668 is a wasteful number, since it uses less digits than its factorization.

2148273566668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754312 (or 1754310 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 64.

The spelling of 2148273566668 in words is "two trillion, one hundred forty-eight billion, two hundred seventy-three million, five hundred sixty-six thousand, six hundred sixty-eight".