2066701539 has 8 divisors (see below), whose sum is σ = 3149259520. Its totient is φ = 1180972296.

The previous prime is 2066701529. The next prime is 2066701627. The reversal of 2066701539 is 9351076602.

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

It is not a de Polignac number, because 2066701539 - 2⁴ = 2066701523 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2066701497 and 2066701506.

It is not an unprimeable number, because it can be changed into a prime (2066701529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49207159 + ... + 49207200.

It is an arithmetic number, because the mean of its divisors is an integer number (393657440).

Almost surely, 2^2066701539 is an apocalyptic number.

2066701539 is a deficient number, since it is larger than the sum of its proper divisors (1082557981).

2066701539 is an equidigital number, since it uses as much as digits as its factorization.

2066701539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98414369.

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

The square root of 2066701539 is about 45460.9891995324. The cubic root of 2066701539 is about 1273.7746092091.

The spelling of 2066701539 in words is "two billion, sixty-six million, seven hundred one thousand, five hundred thirty-nine".