4140406265 has 8 divisors (see below), whose sum is σ = 4976543880. Its totient is φ = 3306954112.

The previous prime is 4140406229. The next prime is 4140406267. The reversal of 4140406265 is 5626040414.

It can be written as a sum of positive squares in 4 ways, for example, as 66520336 + 4073885929 = 8156^2 + 63827^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4140406265 - 2²⁴ = 4123629049 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4140406267) 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, 667970 + ... + 674139.

It is an arithmetic number, because the mean of its divisors is an integer number (622067985).

Almost surely, 2^4140406265 is an apocalyptic number.

It is an amenable number.

4140406265 is a deficient number, since it is larger than the sum of its proper divisors (836137615).

4140406265 is a wasteful number, since it uses less digits than its factorization.

4140406265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342731.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 4140406265 is about 64345.9887250169. The cubic root of 4140406265 is about 1605.7612955264.

Adding to 4140406265 its reverse (5626040414), we get a palindrome (9766446679).

The spelling of 4140406265 in words is "four billion, one hundred forty million, four hundred six thousand, two hundred sixty-five".