4066265693 has 4 divisors (see below), whose sum is σ = 4647160800. Its totient is φ = 3485370588.

The previous prime is 4066265647. The next prime is 4066265729. The reversal of 4066265693 is 3965626604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4066265693 - 2²⁸ = 3797830237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4066265393) 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, 290447543 + ... + 290447556.

It is an arithmetic number, because the mean of its divisors is an integer number (1161790200).

Almost surely, 2^4066265693 is an apocalyptic number.

It is an amenable number.

4066265693 is a deficient number, since it is larger than the sum of its proper divisors (580895107).

4066265693 is an equidigital number, since it uses as much as digits as its factorization.

4066265693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580895106.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The square root of 4066265693 is about 63767.2776037993. The cubic root of 4066265693 is about 1596.1189389076.

The spelling of 4066265693 in words is "four billion, sixty-six million, two hundred sixty-five thousand, six hundred ninety-three".