540603631755043 has 4 divisors (see below), whose sum is σ = 549766405174680. Its totient is φ = 531440858335408.

The previous prime is 540603631755029. The next prime is 540603631755119. The reversal of 540603631755043 is 340557136306045.

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

It is a cyclic number.

It is not a de Polignac number, because 540603631755043 - 2²¹ = 540603629657891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540603631756043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4581386709730 + ... + 4581386709847.

It is an arithmetic number, because the mean of its divisors is an integer number (137441601293670).

Almost surely, 2^{540603631755043} is an apocalyptic number.

540603631755043 is a deficient number, since it is larger than the sum of its proper divisors (9162773419637).

540603631755043 is an equidigital number, since it uses as much as digits as its factorization.

540603631755043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9162773419636.

The product of its (nonzero) digits is 13608000, while the sum is 52.

The spelling of 540603631755043 in words is "five hundred forty trillion, six hundred three billion, six hundred thirty-one million, seven hundred fifty-five thousand, forty-three".