2066701953 has 16 divisors (see below), whose sum is σ = 2905760000. Its totient is φ = 1302978960.

The previous prime is 2066701943. The next prime is 2066702003. The reversal of 2066701953 is 3591076602.

It is not a de Polignac number, because 2066701953 - 2⁵ = 2066701921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2066701943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 798 + ... + 64296.

It is an arithmetic number, because the mean of its divisors is an integer number (181610000).

Almost surely, 2^2066701953 is an apocalyptic number.

It is an amenable number.

2066701953 is a deficient number, since it is larger than the sum of its proper divisors (839058047).

2066701953 is a wasteful number, since it uses less digits than its factorization.

2066701953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64092.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 2066701953 is about 45460.9937528867. The cubic root of 2066701953 is about 1273.7746942629.

The spelling of 2066701953 in words is "two billion, sixty-six million, seven hundred one thousand, nine hundred fifty-three".