540260660564 has 24 divisors (see below), whose sum is σ = 985075838208. Its totient is φ = 258973297920.

The previous prime is 540260660531. The next prime is 540260660627. The reversal of 540260660564 is 465066062045.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20346269 + ... + 20372804.

It is an arithmetic number, because the mean of its divisors is an integer number (41044826592).

Almost surely, 2^540260660564 is an apocalyptic number.

It is an amenable number.

540260660564 is a deficient number, since it is larger than the sum of its proper divisors (444815177644).

540260660564 is a wasteful number, since it uses less digits than its factorization.

540260660564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40719215 (or 40719213 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 540260660564 in words is "five hundred forty billion, two hundred sixty million, six hundred sixty thousand, five hundred sixty-four".