540065256664 has 32 divisors (see below), whose sum is σ = 1013628762000. Its totient is φ = 269764387200.

The previous prime is 540065256641. The next prime is 540065256671. The reversal of 540065256664 is 466652560045.

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, 47715934 + ... + 47727250.

Almost surely, 2^540065256664 is an apocalyptic number.

It is an amenable number.

540065256664 is a deficient number, since it is larger than the sum of its proper divisors (473563505336).

540065256664 is a wasteful number, since it uses less digits than its factorization.

540065256664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16723 (or 16719 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 540065256664 in words is "five hundred forty billion, sixty-five million, two hundred fifty-six thousand, six hundred sixty-four".