4040601265 has 8 divisors (see below), whose sum is σ = 4928209128. Its totient is φ = 3179489280.

The previous prime is 4040601247. The next prime is 4040601281. The reversal of 4040601265 is 5621060404.

4040601265 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 16982641 + 4023618624 = 4121^2 + 63432^2 .

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

It is not a de Polignac number, because 4040601265 - 2¹⁷ = 4040470193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6623632 + ... + 6624241.

It is an arithmetic number, because the mean of its divisors is an integer number (616026141).

Almost surely, 2^4040601265 is an apocalyptic number.

It is an amenable number.

4040601265 is a deficient number, since it is larger than the sum of its proper divisors (887607863).

4040601265 is a wasteful number, since it uses less digits than its factorization.

4040601265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13247939.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4040601265 is about 63565.7239792012. The cubic root of 4040601265 is about 1592.7538559601.

Adding to 4040601265 its reverse (5621060404), we get a palindrome (9661661669).

The spelling of 4040601265 in words is "four billion, forty million, six hundred one thousand, two hundred sixty-five".