4540321045 has 24 divisors (see below), whose sum is σ = 5909119776. Its totient is φ = 3347517888.

The previous prime is 4540321043. The next prime is 4540321091. The reversal of 4540321045 is 5401230454.

4540321045 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4540321045 - 2¹ = 4540321043 is a prime.

It is a super-2 number, since 2×4540321045² = 41229030383339784050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4540321043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 573202 + ... + 581068.

It is an arithmetic number, because the mean of its divisors is an integer number (246213324).

Almost surely, 2^4540321045 is an apocalyptic number.

It is an amenable number.

4540321045 is a deficient number, since it is larger than the sum of its proper divisors (1368798731).

4540321045 is a wasteful number, since it uses less digits than its factorization.

4540321045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8581 (or 8568 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 4540321045 is about 67381.9044328668. The cubic root of 4540321045 is about 1655.8799754945.

Adding to 4540321045 its reverse (5401230454), we get a palindrome (9941551499).

The spelling of 4540321045 in words is "four billion, five hundred forty million, three hundred twenty-one thousand, forty-five".