4520000540 has 48 divisors (see below), whose sum is σ = 10362691584. Its totient is φ = 1642401600.

The previous prime is 4520000533. The next prime is 4520000543. The reversal of 4520000540 is 450000254.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520000543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316637 + ... + 330603.

It is an arithmetic number, because the mean of its divisors is an integer number (215889408).

Almost surely, 2^4520000540 is an apocalyptic number.

It is an amenable number.

4520000540 is an abundant number, since it is smaller than the sum of its proper divisors (5842691044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4520000540 is a wasteful number, since it uses less digits than its factorization.

4520000540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15458 (or 15456 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 4520000540 is about 67230.9492718941. The cubic root of 4520000540 is about 1653.4059477335.

Adding to 4520000540 its reverse (450000254), we get a palindrome (4970000794).

The spelling of 4520000540 in words is "four billion, five hundred twenty million, five hundred forty", and thus it is an aban number.