2066407674 has 16 divisors (see below), whose sum is σ = 4182609312. Its totient is φ = 680503568.

The previous prime is 2066407633. The next prime is 2066407727. The reversal of 2066407674 is 4767046602.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2074209 + ... + 2075204.

It is an arithmetic number, because the mean of its divisors is an integer number (261413082).

Almost surely, 2^2066407674 is an apocalyptic number.

2066407674 is an abundant number, since it is smaller than the sum of its proper divisors (2116201638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2066407674 is a wasteful number, since it uses less digits than its factorization.

2066407674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4149501.

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 2066407674 is about 45457.7570278165. The cubic root of 2066407674 is about 1273.7142335313.

The spelling of 2066407674 in words is "two billion, sixty-six million, four hundred seven thousand, six hundred seventy-four".