4509485755 has 4 divisors (see below), whose sum is σ = 5411382912. Its totient is φ = 3607588600.

The previous prime is 4509485753. The next prime is 4509485759. The reversal of 4509485755 is 5575849054.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5575849054 = 2 ⋅2787924527.

It is not a de Polignac number, because 4509485755 - 2¹ = 4509485753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4509485753) 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, 450948571 + ... + 450948580.

It is an arithmetic number, because the mean of its divisors is an integer number (1352845728).

Almost surely, 2^4509485755 is an apocalyptic number.

4509485755 is a deficient number, since it is larger than the sum of its proper divisors (901897157).

4509485755 is an equidigital number, since it uses as much as digits as its factorization.

4509485755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901897156.

The product of its (nonzero) digits is 5040000, while the sum is 52.

The square root of 4509485755 is about 67152.7047482080. The cubic root of 4509485755 is about 1652.1228574400.

The spelling of 4509485755 in words is "four billion, five hundred nine million, four hundred eighty-five thousand, seven hundred fifty-five".