2066995670 has 8 divisors (see below), whose sum is σ = 3720592224. Its totient is φ = 826798264.

The previous prime is 2066995633. The next prime is 2066995673. The reversal of 2066995670 is 765996602.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066995673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103349774 + ... + 103349793.

It is an arithmetic number, because the mean of its divisors is an integer number (465074028).

Almost surely, 2^2066995670 is an apocalyptic number.

2066995670 is a deficient number, since it is larger than the sum of its proper divisors (1653596554).

2066995670 is a wasteful number, since it uses less digits than its factorization.

2066995670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206699574.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The square root of 2066995670 is about 45464.2240668418. The cubic root of 2066995670 is about 1273.8350338068.

The spelling of 2066995670 in words is "two billion, sixty-six million, nine hundred ninety-five thousand, six hundred seventy".