4040204465 has 16 divisors (see below), whose sum is σ = 5315587200. Its totient is φ = 2923557120.

The previous prime is 4040204437. The next prime is 4040204501. The reversal of 4040204465 is 5644020404.

It is a happy number.

It is not a de Polignac number, because 4040204465 - 2¹⁰ = 4040203441 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173624 + ... + 195513.

It is an arithmetic number, because the mean of its divisors is an integer number (332224200).

Almost surely, 2^4040204465 is an apocalyptic number.

It is an amenable number.

4040204465 is a deficient number, since it is larger than the sum of its proper divisors (1275382735).

4040204465 is a wasteful number, since it uses less digits than its factorization.

4040204465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369352.

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 4040204465 is about 63562.6027236141. The cubic root of 4040204465 is about 1592.7017164081.

Adding to 4040204465 its reverse (5644020404), we get a palindrome (9684224869).

The spelling of 4040204465 in words is "four billion, forty million, two hundred four thousand, four hundred sixty-five".