540541421522 has 16 divisors (see below), whose sum is σ = 815069908320. Its totient is φ = 268851647232.

The previous prime is 540541421521. The next prime is 540541421543. The reversal of 540541421522 is 225124145045.

It is not an unprimeable number, because it can be changed into a prime (540541421521) 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, 6730133 + ... + 6809975.

It is an arithmetic number, because the mean of its divisors is an integer number (50941869270).

Almost surely, 2^540541421522 is an apocalyptic number.

540541421522 is a deficient number, since it is larger than the sum of its proper divisors (274528486798).

540541421522 is a wasteful number, since it uses less digits than its factorization.

540541421522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97577.

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 540541421522 its reverse (225124145045), we get a palindrome (765665566567).

The spelling of 540541421522 in words is "five hundred forty billion, five hundred forty-one million, four hundred twenty-one thousand, five hundred twenty-two".