540205466522 has 8 divisors (see below), whose sum is σ = 811512225876. Its totient is φ = 269701391232.

The previous prime is 540205466513. The next prime is 540205466539. The reversal of 540205466522 is 225664502045.

It can be written as a sum of positive squares in 2 ways, for example, as 489539508241 + 50665958281 = 699671^2 + 225091^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 540205466522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200669333 + ... + 200672024.

Almost surely, 2^540205466522 is an apocalyptic number.

540205466522 is a deficient number, since it is larger than the sum of its proper divisors (271306759354).

540205466522 is a wasteful number, since it uses less digits than its factorization.

540205466522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401342032.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 540205466522 its reverse (225664502045), we get a palindrome (765869968567).

The spelling of 540205466522 in words is "five hundred forty billion, two hundred five million, four hundred sixty-six thousand, five hundred twenty-two".