540120563603 has 8 divisors (see below), whose sum is σ = 585840956400. Its totient is φ = 495950014720.

The previous prime is 540120563581. The next prime is 540120563629. The reversal of 540120563603 is 306365021045.

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 540120563603 - 2¹⁸ = 540120301459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540120563303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387460253 + ... + 387461646.

It is an arithmetic number, because the mean of its divisors is an integer number (73230119550).

Almost surely, 2^540120563603 is an apocalyptic number.

540120563603 is a deficient number, since it is larger than the sum of its proper divisors (45720392797).

540120563603 is a wasteful number, since it uses less digits than its factorization.

540120563603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774921957.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 540120563603 its reverse (306365021045), we get a palindrome (846485584648).

The spelling of 540120563603 in words is "five hundred forty billion, one hundred twenty million, five hundred sixty-three thousand, six hundred three".