4543749505 has 8 divisors (see below), whose sum is σ = 5454801792. Its totient is φ = 3633464688.

The previous prime is 4543749481. The next prime is 4543749569. The reversal of 4543749505 is 5059473454.

It is a happy number.

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 4543749505 - 2¹³ = 4543741313 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, 178759 + ... + 202588.

It is an arithmetic number, because the mean of its divisors is an integer number (681850224).

Almost surely, 2^4543749505 is an apocalyptic number.

It is an amenable number.

4543749505 is a deficient number, since it is larger than the sum of its proper divisors (911052287).

4543749505 is a wasteful number, since it uses less digits than its factorization.

4543749505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383735.

The product of its (nonzero) digits is 1512000, while the sum is 46.

The square root of 4543749505 is about 67407.3401418570. The cubic root of 4543749505 is about 1656.2966633489.

The spelling of 4543749505 in words is "four billion, five hundred forty-three million, seven hundred forty-nine thousand, five hundred five".