4552540789 has 4 divisors (see below), whose sum is σ = 4820337324. Its totient is φ = 4284744256.

The previous prime is 4552540781. The next prime is 4552540793. The reversal of 4552540789 is 9870452554.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3511510564 + 1041030225 = 59258^2 + 32265^2 .

It is a cyclic number.

It is not a de Polignac number, because 4552540789 - 2³ = 4552540781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4552540781) 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, 133898242 + ... + 133898275.

It is an arithmetic number, because the mean of its divisors is an integer number (1205084331).

Almost surely, 2^4552540789 is an apocalyptic number.

It is an amenable number.

4552540789 is a deficient number, since it is larger than the sum of its proper divisors (267796535).

4552540789 is a wasteful number, since it uses less digits than its factorization.

4552540789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267796534.

The product of its (nonzero) digits is 2016000, while the sum is 49.

The square root of 4552540789 is about 67472.5187687550. The cubic root of 4552540789 is about 1657.3641806437.

The spelling of 4552540789 in words is "four billion, five hundred fifty-two million, five hundred forty thousand, seven hundred eighty-nine".