4455032409 has 12 divisors (see below), whose sum is σ = 6435625300. Its totient is φ = 2969754624.

The previous prime is 4455032377. The next prime is 4455032431. The reversal of 4455032409 is 9042305544.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3378864384 + 1076168025 = 58128^2 + 32805^2 .

It is not a de Polignac number, because 4455032409 - 2⁵ = 4455032377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4455032609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187977 + ... + 210345.

Almost surely, 2^4455032409 is an apocalyptic number.

It is an amenable number.

4455032409 is a deficient number, since it is larger than the sum of its proper divisors (1980592891).

4455032409 is a wasteful number, since it uses less digits than its factorization.

4455032409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44504 (or 44501 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 4455032409 is about 66746.0291627899. The cubic root of 4455032409 is about 1645.4459557784.

The spelling of 4455032409 in words is "four billion, four hundred fifty-five million, thirty-two thousand, four hundred nine".