2066793473 has 2 divisors, whose sum is σ = 2066793474. Its totient is φ = 2066793472.

The previous prime is 2066793433. The next prime is 2066793481. The reversal of 2066793473 is 3743976602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1664068849 + 402724624 = 40793^2 + 20068^2 .

It is a cyclic number.

It is not a de Polignac number, because 2066793473 - 2⁸ = 2066793217 is a prime.

It is not a weakly prime, because it can be changed into another prime (2066793413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033396736 + 1033396737.

It is an arithmetic number, because the mean of its divisors is an integer number (1033396737).

Almost surely, 2^2066793473 is an apocalyptic number.

It is an amenable number.

2066793473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066793473 is an equidigital number, since it uses as much as digits as its factorization.

2066793473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 47.

The square root of 2066793473 is about 45462.0003189477. Note that the first 3 decimals coincide. The cubic root of 2066793473 is about 1273.7934962224.

The spelling of 2066793473 in words is "two billion, sixty-six million, seven hundred ninety-three thousand, four hundred seventy-three".