4540289485 has 4 divisors (see below), whose sum is σ = 5448347388. Its totient is φ = 3632231584.

The previous prime is 4540289477. The next prime is 4540289491. The reversal of 4540289485 is 5849820454.

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 2102497609 + 2437791876 = 45853^2 + 49374^2 .

It is a cyclic number.

It is not a de Polignac number, because 4540289485 - 2³ = 4540289477 is a prime.

It is a super-2 number, since 2×4540289485² = 41228457215203130450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454028944 + ... + 454028953.

It is an arithmetic number, because the mean of its divisors is an integer number (1362086847).

Almost surely, 2^4540289485 is an apocalyptic number.

It is an amenable number.

4540289485 is a deficient number, since it is larger than the sum of its proper divisors (908057903).

4540289485 is an equidigital number, since it uses as much as digits as its factorization.

4540289485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908057902.

The product of its (nonzero) digits is 1843200, while the sum is 49.

The square root of 4540289485 is about 67381.6702449561. The cubic root of 4540289485 is about 1655.8761387840.

The spelling of 4540289485 in words is "four billion, five hundred forty million, two hundred eighty-nine thousand, four hundred eighty-five".