540111053523 has 16 divisors (see below), whose sum is σ = 747670258080. Its totient is φ = 346402592256.

The previous prime is 540111053519. The next prime is 540111053557. The reversal of 540111053523 is 325350111045.

It is not a de Polignac number, because 540111053523 - 2² = 540111053519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540111053023) 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, 11181990 + ... + 11230187.

It is an arithmetic number, because the mean of its divisors is an integer number (46729391130).

Almost surely, 2^540111053523 is an apocalyptic number.

540111053523 is a deficient number, since it is larger than the sum of its proper divisors (207559204557).

540111053523 is a wasteful number, since it uses less digits than its factorization.

540111053523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22412486.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 540111053523 its reverse (325350111045), we get a palindrome (865461164568).

The spelling of 540111053523 in words is "five hundred forty billion, one hundred eleven million, fifty-three thousand, five hundred twenty-three".